Cryptography basics: How does encryption work? | Free Cyber Work Applied series
Learn cryptography basics — from Caesar and Vigenere ciphers to cryptography algorithms and encrypting data using public and private keys — in this Cyber Wor...
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About this video
Learn cryptography basics — from Caesar and Vigenere ciphers to cryptography algorithms and encrypting data using public and private keys — in this Cyber Work Applied video from Infosec Skills author Mike Meyers.
– For more free cybersecurity training resources, go to: https://www.infosecinstitute.com/free/
– Check out Mike's Infosec Skills training courses: https://www.infosecinstitute.com/authors/mike-meyers/
0:00 - The basics of cryptography
0:13 - What is cryptography?
0:40 - What is obfuscation, diffusion and confusion?
2:10 - How a Caesar cipher works
4:00 - Encrypting using a Caesar cipher
5:34 - How a Vigenere cipher works
6:20 - Encrypting using a Vigenere cipher and key
8:53 - Understanding algorithms and keys
9:53 - How to encrypt binary data
11:06 - Exclusive OR (XOR) encryption example
14:14 - What is Kirchhoff's principle?
About Infosec
Infosec believes knowledge is power when fighting cybercrime. We help IT and security professionals advance their careers with skills development and certifications while empowering all employees with security awareness and privacy training to stay cyber-safe at work and home. It’s our mission to equip all organizations and individuals with the know-how and confidence to outsmart cybercrime. Learn more at infosecinstitute.com.
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2.5K
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73
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Duration
15:29
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Published
Sep 24, 2021
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hd
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#cryptography #crypto #encryption #decryption #how does encryption work #how does cryptography work #Mike Meyers #Mike Myers #ciphers #Infosec
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