Saturday, February 25, 2012

SSL/TLS Deployment Best Practices guide from ssllabs.com

The latest SSL/TLS deployment best practices guide from ssllabs.com is ready at

Here are some key points:
  • Use 2048-bit private keys and protect private keys
  • Obtain certificates from a reliable CA
  • Use only secure protocols (SSLv3 and TLS 1.0 at least) and secure cipher suites
  • Disable client-initiated renegotiation
  • Mitigate known problems (Disable insecure negotiation and prioritize RC4 to mitigate the BEAST attack)
  • Use persistent connections (HTTP)
  • Encrypt 100% of your web site traffic
  • Ensure that cookies are secured
  • Ensure that mixed content is not used
  • Enable HTTP Strict Transport Security
  • Understand and acknowledge third-party trust

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