mirror of
http://git.whoc.org.uk/git/password-manager.git
synced 2024-12-21 15:07:49 +01:00
Update changes
This commit is contained in:
parent
f2ed0f50bb
commit
0c42ee2e76
@ -107,7 +107,8 @@ function digits($base) {
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//-----------------------------------------------------------------------------
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function clipperz_hash($value) {
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return hash("sha256", hash("sha256", $value, true));
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//return hash("sha256", hash("sha256", $value, true));
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return hash("sha256", $value, false);
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}
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//-----------------------------------------------------------------------------
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@ -251,6 +252,8 @@ error_log("registration");
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error_log("handshake");
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$srp_g = "2";
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$srp_n = base2dec("115b8b692e0e045692cf280b436735c77a5a9e8a9e7ed56c965f87db5b2a2ece3", 16);
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// Define k: k = H(N, g) in SRP-6a
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$srp_k = base2dec(clipperz_hash($srp_n . $srp_g), 16);
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$message = $parameters["message"];
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@ -287,9 +290,12 @@ error_log("handshake");
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$_SESSION["v"] = "112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00";
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}
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$_SESSION["b"] = clipperz_randomSeed();
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// This should now work with a random seed. Need to check.
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// $_SESSION["b"] = clipperz_randomSeed();
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// $_SESSION["b"] = "5761e6c84d22ea3c5649de01702d60f674ccfe79238540eb34c61cd020230c53";
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$_SESSION["B"] = dec2base(bcadd(base2dec($_SESSION["v"], 16), bcpowmod($srp_g, base2dec($_SESSION["b"], 16), $srp_n)), 16);
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$_SESSION["b"] = "23309839184091712110293815740584558132927982490099443826709662564655631314481";
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$_SESSION["B"] = dec2base(bcmod( bcadd( bcmod( bcmul( $srp_k, base2dec($_SESSION["v"], 16)), $srp_n), bcpowmod( $srp_g, $_SESSION["b"], $srp_n) ), $srp_n), 16);
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$result["s"] = $_SESSION["s"];
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$result["B"] = $_SESSION["B"];
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@ -297,11 +303,13 @@ error_log("handshake");
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//=============================================================
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} else if ($message == "credentialCheck") {
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error_log("credentialCheck");
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$u = clipperz_hash(base2dec($_SESSION["B"],16));
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$A = base2dec($_SESSION["A"], 16);
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$S = bcpowmod(bcmul($A, bcpowmod(base2dec($_SESSION["v"], 16), base2dec($u, 16), $srp_n)), base2dec($_SESSION["b"], 16), $srp_n);
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// u = H(A, B)
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$u = base2dec(clipperz_hash($A . base2dec($_SESSION["B"],16)), 16);
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// S = (Av^u) ^ b
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$S = bcpowmod( bcmul( $A, bcpowmod( base2dec($_SESSION["v"], 16), $u, $srp_n) ), $_SESSION["b"], $srp_n );
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$K = clipperz_hash($S);
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$M1 = clipperz_hash($A.base2dec($_SESSION["B"],16).$K);
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$M1 = clipperz_hash("597626870978286801440197562148588907434001483655788865609375806439877501869636875571920406529" . clipperz_hash($_SESSION['C']) . base2dec($_SESSION["s"],16) . base2dec($_SESSION['A'],16) . base2dec($_SESSION['B'],16) . base2dec($K,16));
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//$result["B"] = $_SESSION["B"];
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//$result["u"] = $u;
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@ -310,6 +318,20 @@ error_log("credentialCheck");
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//$result["K"] = $K;
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//$result["M1"] = $M1;
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//$result["_M1"] = $parameters["parameters"]["M1"];
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// error_log("credentialCheck calculated: ". $M1);
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// error_log("credentialCheck S: ". $S);
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// error_log("credentialCheck A: ". $A);
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// error_log("credentialCheck B: ". $_SESSION["B"]);
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// error_log("credentialCheck base2dec: ". base2dec($_SESSION["B"],16));
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// error_log("credentialCheck K: ". base2dec($K,16));
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// error_log("credentialCheck n: ". $srp_n);
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// error_log("credentialCheck u: ". $u);
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// error_log("credentialCheck v: ". base2dec($_SESSION['v'],16));
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// error_log("credentialCheck expected: ". $parameters["parameters"]["M1"]);
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//User -> Host: M = H(H(N) xor H(g), H(I), s, A, B, K)
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if ($M1 == $parameters["parameters"]["M1"]) {
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$_SESSION["K"] = $K;
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@ -138,8 +138,10 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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'a': function () {
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if (this._a == null) {
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this._a = new Clipperz.Crypto.BigInt(Clipperz.Crypto.PRNG.defaultRandomGenerator().getRandomBytes(32).toHexString().substring(2), 16);
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// this._a = new Clipperz.Crypto.BigInt("37532428169486597638072888476611365392249575518156687476805936694442691012367", 10);
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// this._a = new Clipperz.Crypto.BigInt(Clipperz.Crypto.PRNG.defaultRandomGenerator().getRandomBytes(32).toHexString().substring(2), 16);
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// Due to the problem with BigInt not handling signed numbers, this must be even.
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// Possible generate any number, then bitwise shift right then left.
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this._a = new Clipperz.Crypto.BigInt("33361134861037855263467252772741875431812790785257651194773534061185325245730", 10);
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}
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return this._a;
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@ -191,7 +193,8 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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'x': function () {
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if (this._x == null) {
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this._x = new Clipperz.Crypto.BigInt(this.stringHash(this.s().asString(16, 64) + this.P()), 16);
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// Private key x = H(s, p)
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this._x = new Clipperz.Crypto.BigInt(this.stringHash(this.s() + this.P()), 16);
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}
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return this._x;
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@ -210,6 +213,7 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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//-------------------------------------------------------------------------
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'S': function () {
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// S = (B - kg^x) ^ (a + ux)
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if (this._S == null) {
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var bigint;
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var srp;
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@ -217,17 +221,8 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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bigint = Clipperz.Crypto.BigInt;
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srp = Clipperz.Crypto.SRP;
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this._S = bigint.powerModule(
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bigint.subtract(
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this.B(),
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bigint.multiply(
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Clipperz.Crypto.SRP.k(),
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bigint.powerModule(srp.g(), this.x(), srp.n())
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)
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),
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bigint.add(this.a(), bigint.multiply(this.u(), this.x())),
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srp.n()
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)
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this._S = bigint.powerModule( bigint.subtract( bigint.multiply(Clipperz.Crypto.SRP.k(),bigint.powerModule(srp.g(), this.x(), srp.n())), this.B()), bigint.add(this.a(), bigint.multiply(this.u(), this.x())),srp.n() );
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}
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return this._S;
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@ -258,9 +253,25 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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this.s().asString() +
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this.A().asString() +
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this.B().asString() +
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this.K()
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new Clipperz.Crypto.BigInt(this.K(),16).asString()
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);
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//console.log("M1", this._M1);
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//console.log("g", this.g().asString());
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//console.log("s", this.s().asString());
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//console.log("a", this.a().asString());
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//console.log("A", this.A().asString());
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//console.log("B", this.B().asString());
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//console.log("S", this.S().asString());
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//console.log("k", Clipperz.Crypto.SRP.k().asString());
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//console.log("K", this.K());
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//console.log("x", this.x().asString());
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//console.log("P", this.P());
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//console.log("u", this.u());
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//console.log("u", this.u().asString());
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//console.log("Test", this.stringHash(this.A().asString));
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//console.log("N", Clipperz.Crypto.SRP.n().asString());
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//console.log("g", Clipperz.Crypto.SRP.g().asString());
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//console.log("test", this.A().asString() + this.B().asString());
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}
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return this._M1;
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@ -283,15 +294,22 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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var result;
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var s, x, v;
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s = aSalt;
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//` s = aSalt;
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s = new Clipperz.Crypto.BigInt(aSalt,16);
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x = this.stringHash(s.asString() + this.P());
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x = this.stringHash(s + this.P());
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v = Clipperz.Crypto.SRP.g().powerModule(new Clipperz.Crypto.BigInt(x, 16), Clipperz.Crypto.SRP.n());
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result = {};
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result['C'] = this.C();
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result['s'] = s;
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result['s'] = s.asString(16);
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result['v'] = v.asString(16);
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//console.log("ServerSide C", result['C']);
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//console.log("ServerSide s", result['s']);
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//console.log("ServerSide v", result['v']);
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//console.log("ServerSide P", this.P());
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//console.log("ServerSide x", ge.asString());
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return result;
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},
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@ -334,8 +352,9 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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'stringHash': function(aValue) {
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var result;
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result = this.hash(new Clipperz.ByteArray(aValue)).toHexString().substring(2);
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//result = this.hash(new Clipperz.ByteArray(aValue)).toHexString().substring(2);
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result = Clipperz.Crypto.SHA.sha256( new Clipperz.ByteArray(aValue)).toHexString().substring(2);
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return result;
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},
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@ -56,8 +56,6 @@ MochiKit.Base.update(Clipperz.Crypto.SRP, {
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return Clipperz.Crypto.SRP._n;
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},
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//.........................................................................
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'g': function() {
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if (Clipperz.Crypto.SRP._g == null) {
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Clipperz.Crypto.SRP._g = new Clipperz.Crypto.BigInt(2); // eventually 5 (as suggested on the Diffi-Helmann documentation)
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@ -66,8 +64,6 @@ MochiKit.Base.update(Clipperz.Crypto.SRP, {
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return Clipperz.Crypto.SRP._g;
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},
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//.........................................................................
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'k': function() {
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if (Clipperz.Crypto.SRP._k == null) {
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// Clipperz.Crypto.SRP._k = new Clipperz.Crypto.BigInt(this.stringHash(this.n().asString() + this.g().asString()), 16);
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@ -140,8 +136,10 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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'a': function () {
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if (this._a == null) {
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this._a = new Clipperz.Crypto.BigInt(Clipperz.Crypto.PRNG.defaultRandomGenerator().getRandomBytes(32).toHexString().substring(2), 16);
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// this._a = new Clipperz.Crypto.BigInt("37532428169486597638072888476611365392249575518156687476805936694442691012367", 10);
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// this._a = new Clipperz.Crypto.BigInt(Clipperz.Crypto.PRNG.defaultRandomGenerator().getRandomBytes(32).toHexString().substring(2), 16);
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// Due to the problem with BigInt not handling signed numbers, this must be even.
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// Possible generate any number, then bitwise shift right then left.
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this._a = new Clipperz.Crypto.BigInt("33361134861037855263467252772741875431812790785257651194773534061185325245730", 10);
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}
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return this._a;
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@ -193,7 +191,8 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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'x': function () {
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if (this._x == null) {
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this._x = new Clipperz.Crypto.BigInt(this.stringHash(this.s().asString(16, 64) + this.P()), 16);
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// Private key x = H(s, p)
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this._x = new Clipperz.Crypto.BigInt(this.stringHash(this.s() + this.P()), 16);
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}
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return this._x;
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@ -212,6 +211,7 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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//-------------------------------------------------------------------------
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'S': function () {
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// S = (B - kg^x) ^ (a + ux)
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if (this._S == null) {
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var bigint;
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var srp;
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@ -219,17 +219,8 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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bigint = Clipperz.Crypto.BigInt;
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srp = Clipperz.Crypto.SRP;
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this._S = bigint.powerModule(
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bigint.subtract(
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this.B(),
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bigint.multiply(
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Clipperz.Crypto.SRP.k(),
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bigint.powerModule(srp.g(), this.x(), srp.n())
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)
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),
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bigint.add(this.a(), bigint.multiply(this.u(), this.x())),
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srp.n()
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)
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this._S = bigint.powerModule( bigint.subtract( bigint.multiply(Clipperz.Crypto.SRP.k(),bigint.powerModule(srp.g(), this.x(), srp.n())), this.B()), bigint.add(this.a(), bigint.multiply(this.u(), this.x())),srp.n() );
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}
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return this._S;
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@ -260,9 +251,25 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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this.s().asString() +
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this.A().asString() +
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this.B().asString() +
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this.K()
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new Clipperz.Crypto.BigInt(this.K(),16).asString()
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);
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//console.log("M1", this._M1);
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//console.log("g", this.g().asString());
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//console.log("s", this.s().asString());
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//console.log("a", this.a().asString());
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//console.log("A", this.A().asString());
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//console.log("B", this.B().asString());
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//console.log("S", this.S().asString());
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//console.log("k", Clipperz.Crypto.SRP.k().asString());
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//console.log("K", this.K());
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//console.log("x", this.x().asString());
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//console.log("P", this.P());
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//console.log("u", this.u());
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//console.log("u", this.u().asString());
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//console.log("Test", this.stringHash(this.A().asString));
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//console.log("N", Clipperz.Crypto.SRP.n().asString());
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//console.log("g", Clipperz.Crypto.SRP.g().asString());
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//console.log("test", this.A().asString() + this.B().asString());
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}
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return this._M1;
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@ -285,15 +292,22 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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var result;
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var s, x, v;
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s = aSalt;
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//` s = aSalt;
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s = new Clipperz.Crypto.BigInt(aSalt,16);
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x = this.stringHash(s.asString() + this.P());
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x = this.stringHash(s + this.P());
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v = Clipperz.Crypto.SRP.g().powerModule(new Clipperz.Crypto.BigInt(x, 16), Clipperz.Crypto.SRP.n());
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result = {};
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result['C'] = this.C();
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result['s'] = s;
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result['s'] = s.asString(16);
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result['v'] = v.asString(16);
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//console.log("ServerSide C", result['C']);
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//console.log("ServerSide s", result['s']);
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//console.log("ServerSide v", result['v']);
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//console.log("ServerSide P", this.P());
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//console.log("ServerSide x", ge.asString());
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return result;
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},
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@ -336,8 +350,9 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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'stringHash': function(aValue) {
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var result;
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result = this.hash(new Clipperz.ByteArray(aValue)).toHexString().substring(2);
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//result = this.hash(new Clipperz.ByteArray(aValue)).toHexString().substring(2);
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result = Clipperz.Crypto.SHA.sha256( new Clipperz.ByteArray(aValue)).toHexString().substring(2);
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return result;
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},
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@ -138,8 +138,10 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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'a': function () {
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if (this._a == null) {
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this._a = new Clipperz.Crypto.BigInt(Clipperz.Crypto.PRNG.defaultRandomGenerator().getRandomBytes(32).toHexString().substring(2), 16);
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// this._a = new Clipperz.Crypto.BigInt("37532428169486597638072888476611365392249575518156687476805936694442691012367", 10);
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// this._a = new Clipperz.Crypto.BigInt(Clipperz.Crypto.PRNG.defaultRandomGenerator().getRandomBytes(32).toHexString().substring(2), 16);
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// Due to the problem with BigInt not handling signed numbers, this must be even.
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// Possible generate any number, then bitwise shift right then left.
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this._a = new Clipperz.Crypto.BigInt("33361134861037855263467252772741875431812790785257651194773534061185325245730", 10);
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}
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return this._a;
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@ -191,7 +193,8 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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'x': function () {
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if (this._x == null) {
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this._x = new Clipperz.Crypto.BigInt(this.stringHash(this.s().asString(16, 64) + this.P()), 16);
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// Private key x = H(s, p)
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this._x = new Clipperz.Crypto.BigInt(this.stringHash(this.s() + this.P()), 16);
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}
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return this._x;
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@ -210,6 +213,7 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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//-------------------------------------------------------------------------
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'S': function () {
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// S = (B - kg^x) ^ (a + ux)
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if (this._S == null) {
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var bigint;
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var srp;
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@ -217,17 +221,8 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
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bigint = Clipperz.Crypto.BigInt;
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srp = Clipperz.Crypto.SRP;
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|
||||
this._S = bigint.powerModule(
|
||||
bigint.subtract(
|
||||
this.B(),
|
||||
bigint.multiply(
|
||||
Clipperz.Crypto.SRP.k(),
|
||||
bigint.powerModule(srp.g(), this.x(), srp.n())
|
||||
)
|
||||
),
|
||||
bigint.add(this.a(), bigint.multiply(this.u(), this.x())),
|
||||
srp.n()
|
||||
)
|
||||
this._S = bigint.powerModule( bigint.subtract( bigint.multiply(Clipperz.Crypto.SRP.k(),bigint.powerModule(srp.g(), this.x(), srp.n())), this.B()), bigint.add(this.a(), bigint.multiply(this.u(), this.x())),srp.n() );
|
||||
|
||||
}
|
||||
|
||||
return this._S;
|
||||
@ -258,9 +253,25 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
|
||||
this.s().asString() +
|
||||
this.A().asString() +
|
||||
this.B().asString() +
|
||||
this.K()
|
||||
new Clipperz.Crypto.BigInt(this.K(),16).asString()
|
||||
);
|
||||
//console.log("M1", this._M1);
|
||||
//console.log("g", this.g().asString());
|
||||
//console.log("s", this.s().asString());
|
||||
//console.log("a", this.a().asString());
|
||||
//console.log("A", this.A().asString());
|
||||
//console.log("B", this.B().asString());
|
||||
//console.log("S", this.S().asString());
|
||||
//console.log("k", Clipperz.Crypto.SRP.k().asString());
|
||||
//console.log("K", this.K());
|
||||
//console.log("x", this.x().asString());
|
||||
//console.log("P", this.P());
|
||||
//console.log("u", this.u());
|
||||
//console.log("u", this.u().asString());
|
||||
//console.log("Test", this.stringHash(this.A().asString));
|
||||
//console.log("N", Clipperz.Crypto.SRP.n().asString());
|
||||
//console.log("g", Clipperz.Crypto.SRP.g().asString());
|
||||
//console.log("test", this.A().asString() + this.B().asString());
|
||||
}
|
||||
|
||||
return this._M1;
|
||||
@ -283,15 +294,22 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
|
||||
var result;
|
||||
var s, x, v;
|
||||
|
||||
s = aSalt;
|
||||
//` s = aSalt;
|
||||
s = new Clipperz.Crypto.BigInt(aSalt,16);
|
||||
x = this.stringHash(s.asString() + this.P());
|
||||
x = this.stringHash(s + this.P());
|
||||
v = Clipperz.Crypto.SRP.g().powerModule(new Clipperz.Crypto.BigInt(x, 16), Clipperz.Crypto.SRP.n());
|
||||
|
||||
result = {};
|
||||
result['C'] = this.C();
|
||||
result['s'] = s;
|
||||
result['s'] = s.asString(16);
|
||||
result['v'] = v.asString(16);
|
||||
|
||||
//console.log("ServerSide C", result['C']);
|
||||
//console.log("ServerSide s", result['s']);
|
||||
//console.log("ServerSide v", result['v']);
|
||||
//console.log("ServerSide P", this.P());
|
||||
//console.log("ServerSide x", ge.asString());
|
||||
return result;
|
||||
},
|
||||
|
||||
@ -334,8 +352,9 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
|
||||
'stringHash': function(aValue) {
|
||||
var result;
|
||||
|
||||
result = this.hash(new Clipperz.ByteArray(aValue)).toHexString().substring(2);
|
||||
|
||||
//result = this.hash(new Clipperz.ByteArray(aValue)).toHexString().substring(2);
|
||||
result = Clipperz.Crypto.SHA.sha256( new Clipperz.ByteArray(aValue)).toHexString().substring(2);
|
||||
|
||||
return result;
|
||||
},
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user