Sp74101exe Updated -

| Feature | Original SP74101EXE | Updated SP74101EXE | | :--- | :--- | :--- | | TLS Version | 1.0 (disabled by default in new OS) | 1.3 (with cipher suite TLS_AES_256_GCM_SHA384) | | Log Integrity | Custom CRC-32 | SHA-3 (Keccak-256) | | Authentication | Plaintext password in config.xml | Windows Credential Manager + Kerberos ticket |

The update was necessitated by three critical factors: sp74101exe updated

| Issue | Severity | Workaround | | :--- | :--- | :--- | | SHA-3 logging increases CPU by 8% on legacy hardware | Medium | Fallback to SHA-256 via registry key HKLM\Software\SP74101\CryptoMode | | TLS 1.3 requires Windows 10/Server 2019+ | High | Install KB5023706 (TLS 1.3 enablement patch for older OS) | | Custom hardware watchdog timeout (500ms vs 300ms new) | Low | Adjust WatchdogInterval to 500ms in sp74101.ini | | Feature | Original SP74101EXE | Updated SP74101EXE