Hardware security modules are specialized security devices for storing sensitive cryptographic material like encryption keys. By storing keys on a fortified hardware device, stealing the key becomes much more difficult. The alternative is to store keys on a normal server or computer, which can be significantly riskier.
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00:00 Intro
00:41 When Encrypting, Storing Keys On The Server Is Risky
02:02 Enter The Hardware Security Module
02:32 Why Are HSMs Better?
03:35 Sequence Diagram Using A HSM
03:57 Before HSM And After HSM