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What level of encryption does Firefox 3.6 use

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A government site I use regularly now requires 128-bit encryption. I cannot find the current SSL or TSL encryption levels from Firefox Help

A government site I use regularly now requires 128-bit encryption. I cannot find the current SSL or TSL encryption levels from Firefox Help

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Firefox can use AES-256 since about 2002, so 128 bit encryption is no problem at all.

See https://www.fortify.net/sslcheck.html