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What is HeartBleed?

What is Heartbleed?

Heartbleed is a serious security bug in the OpenSSL cryptography library. Its official reference is CVE-2014-0160[1]. This bug is the result of a missing bounds check in the heartbeat function.

What is an SSL heartbeat?

Without the heartbeat function, this bug would not exist, so it’s important to understand the feature being exploited.