Authentication & Public Key Encryption (Ch 9 Replacement)

Authentication is the process of confirming that someone is who they say they are - making sure that the computer claiming to be wellsfargo.com is really owned by Wells Fargo. The structure of the internet makes this an important problem - we rely on many unknown messengers to relay the messages we send to its destination. These pages explore how we use a trick called asymmetric encryption to verify who’s who on the internet.

• Internet Architecture
• Two Kinds of Cryptography
• Public Key Cryptography
• Certificate Authorities
• Certificate Authorities in Use
• HTTPS
• Asymmetric Cryptography Math
• RSA

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