why hash functions are not used for encryption but
authentication ?
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What are the disadvantages of public-key cryptography compared with secret-key cryptography?
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Hello. In Snort, how a digital signature is actually created for the authentication purpose and thereby provides intrusion detection as well as prevention. How the software for IDS/IPS comes to know regarding the threat/vulnerability using digital signature ? Whether any specific language or programming is used or not.
What are some other public key cryptosystems ?