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This question already has an answer here:

Consider below cipher suite TLS v1.0

TLS_RSA_WITH_DES_CBC_SHA                **DES-CBC-SHA**
TLS_RSA_WITH_3DES_EDE_CBC_SHA           **DES-CBC3-SHA**

Wwhat is the meaning of CBC and CBC3, and what is the difference between them?

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marked as duplicate by Arminius, Anders, Steve, TheJulyPlot, Xiong Chiamiov Mar 28 '17 at 19:25

This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.

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DES-CBC-SHA is DES encryption, SHA-1 as HMAC.
DES-CBC3-SHA is 3DES encryption, SHA-1 as HMAC.

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  • And (as said in the dupe) only OpenSSL. and apps/libraries built on top of OpenSSL, uses these names instead of the standard ones. – dave_thompson_085 Mar 29 '17 at 1:38

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