diff --git a/Sources/Plasma/NucleusLib/pnUtils/pnUtCrypt.cpp b/Sources/Plasma/NucleusLib/pnUtils/pnUtCrypt.cpp
index 1b303595..12cd096b 100644
--- a/Sources/Plasma/NucleusLib/pnUtils/pnUtCrypt.cpp
+++ b/Sources/Plasma/NucleusLib/pnUtils/pnUtCrypt.cpp
@@ -49,7 +49,6 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include "pnUtStr.h"
 #include "pnUtTime.h"
 
-#include <openssl/md5.h>
 #include <openssl/sha.h>
 #include <openssl/rc4.h>
 
@@ -82,25 +81,6 @@ ShaDigest s_shaSeed;
 *
 ***/
 
-//============================================================================
-void Md5Process (
-    void *          dest,
-    unsigned        sourceCount,
-    const unsigned  sourceBytes[],
-    const void *    sourcePtrs[]
-) {
-    // initialize digest
-    MD5_CTX md5;
-    MD5_Init(&md5);
-
-    // hash data streams
-    for (unsigned index = 0; index < sourceCount; ++index)
-        MD5_Update(&md5, sourcePtrs[index], sourceBytes[index]);
-
-    // complete hashing
-    MD5_Final((unsigned char *)dest, &md5);
-}
-
 //============================================================================
 void ShaProcess (
     void *          dest,
@@ -120,25 +100,6 @@ void ShaProcess (
     SHA_Final((unsigned char *)dest, &sha);
 }
 
-//============================================================================
-void Sha1Process (
-    void *          dest,
-    unsigned        sourceCount,
-    const unsigned  sourceBytes[],
-    const void *    sourcePtrs[]
-) {
-    // initialize digest
-    SHA_CTX sha;
-    SHA1_Init(&sha);
-
-    // hash data streams
-    for (unsigned index = 0; index < sourceCount; ++index)
-        SHA1_Update(&sha, sourcePtrs[index], sourceBytes[index]);
-
-    // complete hashing
-    SHA1_Final((unsigned char *)dest, &sha);
-}
-
 
 /*****************************************************************************
 *
@@ -208,18 +169,10 @@ void CryptDigest (
     const void *    sourcePtrs[]    // [sourceCount]
 ) {
     switch (algorithm) {
-        case kCryptMd5:
-            Md5Process(dest, sourceCount, sourceBytes, sourcePtrs);
-        break;
-
         case kCryptSha:
             ShaProcess(dest, sourceCount, sourceBytes, sourcePtrs);
         break;
 
-        case kCryptSha1:
-            Sha1Process(dest, sourceCount, sourceBytes, sourcePtrs);
-        break;
-
         DEFAULT_FATAL(algorithm);
     }
 }
@@ -292,21 +245,21 @@ void CryptCreateRandomSeed (
         unsigned cur = 0;
         unsigned end = max(bytes, sizeof(s_shaSeed));
         for (; cur < end; ++cur) {
-            ((uint8_t *) &s_shaSeed)[seedIndex] ^= data[dataIndex];
+            s_shaSeed[seedIndex] ^= data[dataIndex];
             if (++seedIndex >= sizeof(s_shaSeed))
                 seedIndex = 0;
             if (++dataIndex >= bytes)
                 dataIndex = 0;
         }
 
-        s_shaSeed.data[2] ^= (uint32_t) &bytes;
-        s_shaSeed.data[3] ^= (uint32_t) bytes;
-        s_shaSeed.data[4] ^= (uint32_t) data;
+        ((uint32_t*)s_shaSeed)[2] ^= (uint32_t) &bytes;
+        ((uint32_t*)s_shaSeed)[3] ^= (uint32_t) bytes;
+        ((uint32_t*)s_shaSeed)[4] ^= (uint32_t) data;
     }
 
     // Hash seed
     ShaDigest digest;
-    CryptDigest(kCryptSha, &digest, sizeof(s_shaSeed), &s_shaSeed);
+    CryptDigest(kCryptSha, &digest, sizeof(s_shaSeed), s_shaSeed);
 
     // Update output with contents of digest
     {
@@ -324,11 +277,9 @@ void CryptCreateRandomSeed (
     }
 
     // Combine seed with digest
-    s_shaSeed.data[0] ^= digest.data[0];
-    s_shaSeed.data[1] ^= digest.data[1];
-    s_shaSeed.data[2] ^= digest.data[2];
-    s_shaSeed.data[3] ^= digest.data[3];
-    s_shaSeed.data[4] ^= digest.data[4];
+    for (size_t i = 0; i < SHA_DIGEST_LENGTH; i++) {
+        s_shaSeed[i] ^= digest[i];
+    }
 }
 
 //============================================================================
diff --git a/Sources/Plasma/NucleusLib/pnUtils/pnUtCrypt.h b/Sources/Plasma/NucleusLib/pnUtils/pnUtCrypt.h
index fcce7340..7ec9590f 100644
--- a/Sources/Plasma/NucleusLib/pnUtils/pnUtCrypt.h
+++ b/Sources/Plasma/NucleusLib/pnUtils/pnUtCrypt.h
@@ -50,6 +50,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 
 #include "Pch.h"
 #include "pnUtArray.h"
+#include "pnEncryption/plChecksum.h"
 
 /*****************************************************************************
 *
@@ -61,17 +62,11 @@ struct CryptKey;
 
 enum ECryptAlgorithm {
     kCryptSha,
-    kCryptSha1,
-    kCryptMd5,
     kCryptRc4,
     kCryptRsa,
     kNumCryptAlgorithms
 };
 
-struct ShaDigest {
-    uint32_t data[5];
-};
-
 
 /*****************************************************************************
 *
diff --git a/Sources/Plasma/PubUtilLib/plNetClientComm/plNetClientComm.cpp b/Sources/Plasma/PubUtilLib/plNetClientComm/plNetClientComm.cpp
index 99788d16..326387d7 100644
--- a/Sources/Plasma/PubUtilLib/plNetClientComm/plNetClientComm.cpp
+++ b/Sources/Plasma/PubUtilLib/plNetClientComm/plNetClientComm.cpp
@@ -1210,7 +1210,7 @@ void NetCommSetAccountUsernamePassword (
     const ShaDigest &   namePassHash
 ) {
     StrCopy(s_iniAccountUsername, username, arrsize(s_iniAccountUsername));
-    s_namePassHash = namePassHash;
+    memcpy(s_namePassHash, namePassHash, sizeof(ShaDigest));
 
     s_iniReadAccountInfo = false;
 }
@@ -1252,7 +1252,7 @@ void NetCommAuthenticate (
         s_iniAccountUsername,
         arrsize(s_account.accountNameAnsi)
     );
-    s_account.accountNamePassHash = s_namePassHash;
+    memcpy(s_account.accountNamePassHash, s_namePassHash, sizeof(ShaDigest));
 
     NetCliAuthLoginRequest(
         s_account.accountName,
diff --git a/Sources/Plasma/PubUtilLib/plNetGameLib/Private/plNglAuth.cpp b/Sources/Plasma/PubUtilLib/plNetGameLib/Private/plNglAuth.cpp
index 8008db80..9a1ab597 100644
--- a/Sources/Plasma/PubUtilLib/plNetGameLib/Private/plNglAuth.cpp
+++ b/Sources/Plasma/PubUtilLib/plNetGameLib/Private/plNglAuth.cpp
@@ -2649,7 +2649,7 @@ bool LoginRequestTrans::Send () {
     PathSplitEmail(s_accountName, nil, 0, domain, arrsize(domain), nil, 0, nil, 0, 0);
 
     if (StrLen(domain) == 0 || StrCmpI(domain, L"gametap") == 0) {
-        challengeHash = s_accountNamePassHash;
+        memcpy(challengeHash, s_accountNamePassHash, sizeof(ShaDigest));
     }
     else {
         CryptCreateRandomSeed(
@@ -5253,7 +5253,7 @@ void NetCliAuthLoginRequest (
     if (accountName)
         StrCopy(s_accountName, accountName, arrsize(s_accountName));
     if (accountNamePassHash)
-        s_accountNamePassHash = *accountNamePassHash;
+        memcpy(s_accountNamePassHash, *accountNamePassHash, sizeof(ShaDigest));
     if (authToken)
         StrCopy(s_authToken, authToken, arrsize(s_authToken));
     if (os)
diff --git a/Sources/Plasma/PubUtilLib/plNetGameLib/Private/plNglCsr.cpp b/Sources/Plasma/PubUtilLib/plNetGameLib/Private/plNglCsr.cpp
index cdd753f3..b28c012f 100644
--- a/Sources/Plasma/PubUtilLib/plNetGameLib/Private/plNglCsr.cpp
+++ b/Sources/Plasma/PubUtilLib/plNetGameLib/Private/plNglCsr.cpp
@@ -633,11 +633,11 @@ LoginRequestTrans::LoginRequestTrans (
     FNetCliCsrLoginCallback callback,
     void *                  param
 ) : NetCsrTrans(kCsrLoginTrans)
-,   m_namePassHash(namePassHash)
 ,   m_callback(callback)
 ,   m_param(param)
 {
     ASSERT(callback);
+    memcpy(m_namePassHash, namePassHash, sizeof(ShaDigest));
     StrCopy(m_csrName, csrName, arrsize(m_csrName));
 }