This class was created by Brainscape user Josh Davidson. Visit their profile to learn more about the creator.
By:
Josh Davidson
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Decks in this class (17)
1 - Intro
Cryptography uses,
Cryptography idea,
Cryptanalysis
18
cards
1 - Classical Symmetric Algorithms
Caesar shift cipher,
Components of a cryptosystem,
The encryption e and decryption f...
21
cards
2 - Stream Ciphers
Block cipher,
Stream cipher,
Stream cipher components
20
cards
3 - Modern Symmetric Cryptography
Confusion,
Diffusion,
Aes typical block length
26
cards
3 - Defining security
Considerations,
Computation security,
Unconditional security
8
cards
4 - Public Key Cryptography
RSA
11
cards
4 & 5 - Number Theory
Modulo operation 2 components,
A c mod b means what,
Divisibility
14
cards
Euclid's Algorithm
Computes gcd of a and b
4
cards
Square and multiply
Efficient algo for exponentiation mod n
3
cards
5 - RSA in more detail
To send m to bob it is encrypted as,
To decrypt bob uses,
Rsa example with p 3 and q 11
15
cards
6 - Number THeory Part 2
Discrete logarithm,
Diffie hellman key exchange basis,
Quantum computers can they comput...
8
cards
7 - DH Key Exchange
Based on what problem,
Dh paint anaology,
Paint analogy why is it resilient...
14
cards
7 - Digital Signatures
Requirements for a digital signature,
General idea of signatures,
Digital sig rsa example
4
cards
8 - Cryptographic Hash Functions
Applications of hash functions,
Requirements of crypto hash funct...,
If a hash function is not one way
12
cards
9 - Using Hash Functions for blockchain
Permissionless blockchain,
Permissioned blockchains,
General principles of blockchain
11
cards
9 - Message Authentication Code
Mesauthcodes protect from,
Authentication message,
Auth schemes using public keys vs...
9
cards
9 - PGP
1
cards
More about
cryptography
- Class purpose General learning
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