RFR[15]: 8172404: Tools should warn if weak algorithms are used before restricting them

Hi, I'd like to request a review for: Bug: https://bugs.openjdk.java.net/browse/JDK-8172404 CSR: https://bugs.openjdk.java.net/browse/JDK-8238640 It’d be useful to start warning users that cer

RFR [15] JDK-8215711, Missing key_share extension for (EC)DHE key exchange should alert missing_extension

Hi, Could I have the following update reviewed? http://cr.openjdk.java.net/~xuelei/8215711/webrev.00/ In the current TLS implementation, if one of "supported_groups" extension and "key_share" extension is not present in the ClientHello handshake message, the internal_error alter will be u