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-rw-r--r--frontend/beta/js/Clipperz/Crypto/SRP.js67
-rw-r--r--frontend/delta/js/Clipperz/Crypto/SRP.js53
-rw-r--r--frontend/gamma/js/Clipperz/Crypto/SRP.js53
3 files changed, 125 insertions, 48 deletions
diff --git a/frontend/beta/js/Clipperz/Crypto/SRP.js b/frontend/beta/js/Clipperz/Crypto/SRP.js
index 8cc80ba..8c522ad 100644
--- a/frontend/beta/js/Clipperz/Crypto/SRP.js
+++ b/frontend/beta/js/Clipperz/Crypto/SRP.js
@@ -46,2 +46,4 @@ MochiKit.Base.update(Clipperz.Crypto.SRP, {
'_g': null,
+ '_k': null,
+
//-------------------------------------------------------------------------
@@ -66,2 +68,11 @@ MochiKit.Base.update(Clipperz.Crypto.SRP, {
+ 'k': function() {
+ if (Clipperz.Crypto.SRP._k == null) {
+// Clipperz.Crypto.SRP._k = new Clipperz.Crypto.BigInt(this.stringHash(this.n().asString() + this.g().asString()), 16);
+ Clipperz.Crypto.SRP._k = new Clipperz.Crypto.BigInt("64398bff522814e306a97cb9bfc4364b7eed16a8c17c5208a40a2bad2933c8e", 16);
+ }
+
+ return Clipperz.Crypto.SRP._k;
+ },
+
//-----------------------------------------------------------------------------
@@ -131,3 +142,2 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
// this._a = new Clipperz.Crypto.BigInt("37532428169486597638072888476611365392249575518156687476805936694442691012367", 10);
-//MochiKit.Logging.logDebug("SRP a: " + this._a);
}
@@ -141,10 +151,8 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
if (this._A == null) {
- // Warning: this value should be strictly greater than zero: how should we perform this check?
+ // Warning: this value should be strictly greater than zero
this._A = Clipperz.Crypto.SRP.g().powerModule(this.a(), Clipperz.Crypto.SRP.n());
-
- if (this._A.equals(0)) {
-MochiKit.Logging.logError("Clipperz.Crypto.SRP.Connection: trying to set 'A' to 0.");
+ if (this._A.equals(0) || negative(this._A)) {
+ MochiKit.Logging.logError("Clipperz.Crypto.SRP.Connection: trying to set 'A' to 0.");
throw Clipperz.Crypto.SRP.exception.InvalidValue;
}
-//MochiKit.Logging.logDebug("SRP A: " + this._A);
}
@@ -158,3 +166,2 @@ MochiKit.Logging.logError("Clipperz.Crypto.SRP.Connection: trying to set 'A' to
return this._s;
-//MochiKit.Logging.logDebug("SRP s: " + this._S);
},
@@ -172,8 +179,6 @@ MochiKit.Logging.logError("Clipperz.Crypto.SRP.Connection: trying to set 'A' to
'set_B': function(aValue) {
- // Warning: this value should be strictly greater than zero: how should we perform this check?
- if (! aValue.equals(0)) {
- this._B = aValue;
-//MochiKit.Logging.logDebug("SRP B: " + this._B);
- } else {
-MochiKit.Logging.logError("Clipperz.Crypto.SRP.Connection: trying to set 'B' to 0.");
+ // Warning: this value should be strictly greater than zero
+ this._B = aValue;
+ if (this._B.equals(0) || negative(this._B)) {
+ MochiKit.Logging.logError("Clipperz.Crypto.SRP.Connection: trying to set 'B' to 0.");
throw Clipperz.Crypto.SRP.exception.InvalidValue;
@@ -187,3 +192,2 @@ MochiKit.Logging.logError("Clipperz.Crypto.SRP.Connection: trying to set 'B' to
this._x = new Clipperz.Crypto.BigInt(this.stringHash(this.s().asString(16, 64) + this.P()), 16);
-//MochiKit.Logging.logDebug("SRP x: " + this._x);
}
@@ -197,4 +201,3 @@ MochiKit.Logging.logError("Clipperz.Crypto.SRP.Connection: trying to set 'B' to
if (this._u == null) {
- this._u = new Clipperz.Crypto.BigInt(this.stringHash(this.B().asString()), 16);
-//MochiKit.Logging.logDebug("SRP u: " + this._u);
+ this._u = new Clipperz.Crypto.BigInt(this.stringHash(this.A().asString() + this.B().asString()), 16);
}
@@ -215,7 +218,12 @@ MochiKit.Logging.logError("Clipperz.Crypto.SRP.Connection: trying to set 'B' to
this._S = bigint.powerModule(
- bigint.subtract(this.B(), bigint.powerModule(srp.g(), this.x(), srp.n())),
- bigint.add(this.a(), bigint.multiply(this.u(), this.x())),
- srp.n()
+ 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()
)
-//MochiKit.Logging.logDebug("SRP S: " + this._S);
}
@@ -230,3 +238,2 @@ MochiKit.Logging.logError("Clipperz.Crypto.SRP.Connection: trying to set 'B' to
this._K = this.stringHash(this.S().asString());
-//MochiKit.Logging.logDebug("SRP K: " + this._K);
}
@@ -240,4 +247,16 @@ MochiKit.Logging.logError("Clipperz.Crypto.SRP.Connection: trying to set 'B' to
if (this._M1 == null) {
- this._M1 = this.stringHash(this.A().asString(10) + this.B().asString(10) + this.K());
-//MochiKit.Logging.logDebug("SRP M1: " + this._M1);
+// this._M1 = this.stringHash(this.A().asString(10) + this.B().asString(10) + this.K());
+
+ // http://srp.stanford.edu/design.html
+ // User -> Host: M = H(H(N) xor H(g), H(I), s, A, B, K)
+
+ this._M1 = this.stringHash(
+ "597626870978286801440197562148588907434001483655788865609375806439877501869636875571920406529" +
+ this.stringHash(this.C()) +
+ this.s().asString() +
+ this.A().asString() +
+ this.B().asString() +
+ this.K()
+ );
+//console.log("M1", this._M1);
}
@@ -252,3 +271,3 @@ MochiKit.Logging.logError("Clipperz.Crypto.SRP.Connection: trying to set 'B' to
this._M2 = this.stringHash(this.A().asString(10) + this.M1() + this.K());
-//MochiKit.Logging.logDebug("SRP M2: " + this._M2);
+//console.log("M2", this._M2);
}
diff --git a/frontend/delta/js/Clipperz/Crypto/SRP.js b/frontend/delta/js/Clipperz/Crypto/SRP.js
index 597e72d..6898dfb 100644
--- a/frontend/delta/js/Clipperz/Crypto/SRP.js
+++ b/frontend/delta/js/Clipperz/Crypto/SRP.js
@@ -46,2 +46,4 @@ MochiKit.Base.update(Clipperz.Crypto.SRP, {
'_g': null,
+ '_k': null,
+
//-------------------------------------------------------------------------
@@ -66,2 +68,11 @@ MochiKit.Base.update(Clipperz.Crypto.SRP, {
+ 'k': function() {
+ if (Clipperz.Crypto.SRP._k == null) {
+// Clipperz.Crypto.SRP._k = new Clipperz.Crypto.BigInt(this.stringHash(this.n().asString() + this.g().asString()), 16);
+ Clipperz.Crypto.SRP._k = new Clipperz.Crypto.BigInt("64398bff522814e306a97cb9bfc4364b7eed16a8c17c5208a40a2bad2933c8e", 16);
+ }
+
+ return Clipperz.Crypto.SRP._k;
+ },
+
//-----------------------------------------------------------------------------
@@ -140,6 +151,5 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
if (this._A == null) {
- // Warning: this value should be strictly greater than zero: how should we perform this check?
+ // Warning: this value should be strictly greater than zero
this._A = Clipperz.Crypto.SRP.g().powerModule(this.a(), Clipperz.Crypto.SRP.n());
-
- if (this._A.equals(0)) {
+ if (this._A.equals(0) || negative(this._A)) {
Clipperz.logError("Clipperz.Crypto.SRP.Connection: trying to set 'A' to 0.");
@@ -169,6 +179,5 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
'set_B': function(aValue) {
- // Warning: this value should be strictly greater than zero: how should we perform this check?
- if (! aValue.equals(0)) {
- this._B = aValue;
- } else {
+ // Warning: this value should be strictly greater than zero
+ this._B = aValue;
+ if (this._B.equals(0) || negative(this._B)) {
Clipperz.logError("Clipperz.Crypto.SRP.Connection: trying to set 'B' to 0.");
@@ -192,3 +201,3 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
if (this._u == null) {
- this._u = new Clipperz.Crypto.BigInt(this.stringHash(this.B().asString()), 16);
+ this._u = new Clipperz.Crypto.BigInt(this.stringHash(this.A().asString() + this.B().asString()), 16);
}
@@ -209,5 +218,11 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
this._S = bigint.powerModule(
- bigint.subtract(this.B(), bigint.powerModule(srp.g(), this.x(), srp.n())),
- bigint.add(this.a(), bigint.multiply(this.u(), this.x())),
- srp.n()
+ 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()
)
@@ -232,3 +247,16 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
if (this._M1 == null) {
- this._M1 = this.stringHash(this.A().asString(10) + this.B().asString(10) + this.K());
+// this._M1 = this.stringHash(this.A().asString(10) + this.B().asString(10) + this.K());
+
+ // http://srp.stanford.edu/design.html
+ // User -> Host: M = H(H(N) xor H(g), H(I), s, A, B, K)
+
+ this._M1 = this.stringHash(
+ "597626870978286801440197562148588907434001483655788865609375806439877501869636875571920406529" +
+ this.stringHash(this.C()) +
+ this.s().asString() +
+ this.A().asString() +
+ this.B().asString() +
+ this.K()
+ );
+//console.log("M1", this._M1);
}
@@ -243,2 +271,3 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
this._M2 = this.stringHash(this.A().asString(10) + this.M1() + this.K());
+//console.log("M2", this._M2);
}
diff --git a/frontend/gamma/js/Clipperz/Crypto/SRP.js b/frontend/gamma/js/Clipperz/Crypto/SRP.js
index 597e72d..6898dfb 100644
--- a/frontend/gamma/js/Clipperz/Crypto/SRP.js
+++ b/frontend/gamma/js/Clipperz/Crypto/SRP.js
@@ -46,2 +46,4 @@ MochiKit.Base.update(Clipperz.Crypto.SRP, {
'_g': null,
+ '_k': null,
+
//-------------------------------------------------------------------------
@@ -66,2 +68,11 @@ MochiKit.Base.update(Clipperz.Crypto.SRP, {
+ 'k': function() {
+ if (Clipperz.Crypto.SRP._k == null) {
+// Clipperz.Crypto.SRP._k = new Clipperz.Crypto.BigInt(this.stringHash(this.n().asString() + this.g().asString()), 16);
+ Clipperz.Crypto.SRP._k = new Clipperz.Crypto.BigInt("64398bff522814e306a97cb9bfc4364b7eed16a8c17c5208a40a2bad2933c8e", 16);
+ }
+
+ return Clipperz.Crypto.SRP._k;
+ },
+
//-----------------------------------------------------------------------------
@@ -140,6 +151,5 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
if (this._A == null) {
- // Warning: this value should be strictly greater than zero: how should we perform this check?
+ // Warning: this value should be strictly greater than zero
this._A = Clipperz.Crypto.SRP.g().powerModule(this.a(), Clipperz.Crypto.SRP.n());
-
- if (this._A.equals(0)) {
+ if (this._A.equals(0) || negative(this._A)) {
Clipperz.logError("Clipperz.Crypto.SRP.Connection: trying to set 'A' to 0.");
@@ -169,6 +179,5 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
'set_B': function(aValue) {
- // Warning: this value should be strictly greater than zero: how should we perform this check?
- if (! aValue.equals(0)) {
- this._B = aValue;
- } else {
+ // Warning: this value should be strictly greater than zero
+ this._B = aValue;
+ if (this._B.equals(0) || negative(this._B)) {
Clipperz.logError("Clipperz.Crypto.SRP.Connection: trying to set 'B' to 0.");
@@ -192,3 +201,3 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
if (this._u == null) {
- this._u = new Clipperz.Crypto.BigInt(this.stringHash(this.B().asString()), 16);
+ this._u = new Clipperz.Crypto.BigInt(this.stringHash(this.A().asString() + this.B().asString()), 16);
}
@@ -209,5 +218,11 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
this._S = bigint.powerModule(
- bigint.subtract(this.B(), bigint.powerModule(srp.g(), this.x(), srp.n())),
- bigint.add(this.a(), bigint.multiply(this.u(), this.x())),
- srp.n()
+ 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()
)
@@ -232,3 +247,16 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
if (this._M1 == null) {
- this._M1 = this.stringHash(this.A().asString(10) + this.B().asString(10) + this.K());
+// this._M1 = this.stringHash(this.A().asString(10) + this.B().asString(10) + this.K());
+
+ // http://srp.stanford.edu/design.html
+ // User -> Host: M = H(H(N) xor H(g), H(I), s, A, B, K)
+
+ this._M1 = this.stringHash(
+ "597626870978286801440197562148588907434001483655788865609375806439877501869636875571920406529" +
+ this.stringHash(this.C()) +
+ this.s().asString() +
+ this.A().asString() +
+ this.B().asString() +
+ this.K()
+ );
+//console.log("M1", this._M1);
}
@@ -243,2 +271,3 @@ Clipperz.Crypto.SRP.Connection.prototype = MochiKit.Base.update(null, {
this._M2 = this.stringHash(this.A().asString(10) + this.M1() + this.K());
+//console.log("M2", this._M2);
}