Amazon Corretto 27 Lands with Quantum-Ready Security and Memory Gains

Amazon Corretto 27 is now generally available across Linux, Windows, and macOS, bringing production-ready Java improvements through April 2027. Key upgrades include post-quantum TLS 1.3 protection, compact object headers for better memory efficiency, G1 garbage collector as default for predictable performance, and JFR data redaction for secure profiling.