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authorPeter Dettman <peter.dettman@bouncycastle.org>2023-02-10 20:15:43 +0700
committerPeter Dettman <peter.dettman@bouncycastle.org>2023-02-10 20:15:43 +0700
commit73fd71e229b01f2d794225aa4a51c2eea2be1a2a (patch)
tree4bc089b857cb9a295d14b363eb959e3548a4e2c8
parentRefactor Haraka (diff)
downloadBouncyCastle.NET-ed25519-73fd71e229b01f2d794225aa4a51c2eea2be1a2a.tar.xz
Increase seed size for DigestRandomGenerator uses
-rw-r--r--crypto/src/security/SecureRandom.cs2
-rw-r--r--crypto/src/tls/crypto/impl/bc/BcTlsCrypto.cs4
2 files changed, 3 insertions, 3 deletions
diff --git a/crypto/src/security/SecureRandom.cs b/crypto/src/security/SecureRandom.cs
index a9c062b4e..03552c38f 100644
--- a/crypto/src/security/SecureRandom.cs
+++ b/crypto/src/security/SecureRandom.cs
@@ -28,7 +28,7 @@ namespace Org.BouncyCastle.Security
             DigestRandomGenerator prng = new DigestRandomGenerator(digest);
             if (autoSeed)
             {
-                AutoSeed(prng, digest.GetDigestSize());
+                AutoSeed(prng, digest.GetByteLength());
             }
             return prng;
         }
diff --git a/crypto/src/tls/crypto/impl/bc/BcTlsCrypto.cs b/crypto/src/tls/crypto/impl/bc/BcTlsCrypto.cs
index 8e193f187..81a29fb08 100644
--- a/crypto/src/tls/crypto/impl/bc/BcTlsCrypto.cs
+++ b/crypto/src/tls/crypto/impl/bc/BcTlsCrypto.cs
@@ -162,7 +162,7 @@ namespace Org.BouncyCastle.Tls.Crypto.Impl.BC
             int cryptoHashAlgorithm = CryptoHashAlgorithm.sha256;
             IDigest digest = CreateDigest(cryptoHashAlgorithm);
 
-            int seedLength = TlsCryptoUtilities.GetHashOutputSize(cryptoHashAlgorithm);
+            int seedLength = TlsCryptoUtilities.GetHashInternalSize(cryptoHashAlgorithm);
             byte[] seed = new byte[seedLength];
             SecureRandom.NextBytes(seed);
 
@@ -180,7 +180,7 @@ namespace Org.BouncyCastle.Tls.Crypto.Impl.BC
             int cryptoHashAlgorithm = CryptoHashAlgorithm.sha256;
             IDigest digest = CreateDigest(cryptoHashAlgorithm);
 
-            int seedLength = TlsCryptoUtilities.GetHashOutputSize(cryptoHashAlgorithm);
+            int seedLength = TlsCryptoUtilities.GetHashInternalSize(cryptoHashAlgorithm);
             Span<byte> seed = seedLength <= 128
                 ? stackalloc byte[seedLength]
                 : new byte[seedLength];