The U.S. National Security Agency this month published an advisory PDF download on detecting and blocking old and insecure Transport Layer Security TLS protocol use by organizations. TLS, currently at version 1.3, is used to secure client and server traffic during Internet connections. However, organizations may be using older versions that arent secure, opening up traffic to passive decryption methods and man in the middle attacks where information can get modified in transit, the NSA advisory...

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