Developed SHA-512 hashing support for the Solana SDK by introducing a new syscall and integrating it into the cryptographic framework within the anza-xyz/solana-sdk repository. This work involved extending the existing runtime and cryptographic primitives to enable secure hashing operations for Solana-based applications. Leveraging expertise in Rust, cryptography, and system programming, the implementation established a foundation for expanded cryptographic capabilities and future performance optimizations. The addition of SHA-512 hashing addressed the need for robust security in blockchain workflows, allowing developers to utilize advanced hashing functions as part of their applications’ cryptographic operations within the Solana ecosystem.