vivo Internet Technology

May 17, 2023 · Information Security

How Intel QAT Accelerates TLS: Multi-Buffer Software vs. Hardware Offload

Intel’s QuickAssist Technology (QAT) offers both Multi‑Buffer SIMD software acceleration and dedicated hardware offload to dramatically speed up TLS handshakes, with up to 5× faster RSA signing and 12× faster ECDH key exchange, while maintaining compatibility via OpenSSL’s async engine.