1

Cryptography with Python 30: HMAC, Encrypt-then-MAC and GCM

Entire course: ➡️ https://www.youtube.com/playlist?list=PLWjMI9CAmVU4–SmpzgswTvxLkZqC9QWn ⏰ Timestamps for content in this video ⏰ 00:00 Message authentication codes (MAC) 02:29 Hash-based message authentication code (HMAC) 06:21 Authenticated encryption (AE) with Encrypt-then-MAC 09:51 Authenticated encryption with associated data (AEAD) with Galois/Couner Mode (GCM) 🔷🔷 About 🔷🔷 This Fundamental Cryptography in Theory and Python lesson presents message authentication codes […]

Bit2Me

10 January, 2023

105

0

1

Cryptography with Python 29: Authenticity as a security goal

Entire course: ➡️ https://www.youtube.com/playlist?list=PLWjMI9CAmVU4–SmpzgswTvxLkZqC9QWn ⏰ Timestamps for content in this video ⏰ 00:00 Authenticity as a security goal 00:52 Relationship of authenticity with integrity 02:23 Authenticity in the analog world 🔷🔷 About 🔷🔷 This Fundamental Cryptography in Theory and Python lesson presents the concept of authenticity as a security goal by making use of examples […]

Bit2Me

10 January, 2023

28

0

0

Cryptography with Python 28: Implementing SHA-256 in Python #2

Entire course: ➡️ https://www.youtube.com/playlist?list=PLWjMI9CAmVU4–SmpzgswTvxLkZqC9QWn ⏰ Timestamps for content in this video ⏰ 00:00 Implementing the SHA-256 hash computation functions sig0, sig1, Sig0, Sig1 in Python 03:33 Implementing the SHA-256 hash computation functions Ch and Maj in Python 04:24 Implementing the SHA-256 hash computation lookup table K_256 in Python 05:57 Executing the SHA-256 hash value computation […]

Bit2Me

10 January, 2023

46

0

0

Cryptography with Python 27: Implementing SHA-256 in Python #1

Entire course: ➡️ https://www.youtube.com/playlist?list=PLWjMI9CAmVU4–SmpzgswTvxLkZqC9QWn ⏰ Timestamps for content in this video ⏰ 00:00 Introducing NIST FIPS PUB 180-4 as official SHA-256 standardization document 01:15 Setting up the SHA-256 implementation in Python using official NIST test vectors 04:14 Implementing high-level SHA-256 in Python 10:49 Implementing the initial SHA-256 hash values in Python 12:18 Implementing the SHA-256 […]

Bit2Me

10 January, 2023

46

0

0

Cryptography with Python 26: Using MD5, SHA-1, SHA-2, SHA-3 in Python

Entire course: ➡️ https://www.youtube.com/playlist?list=PLWjMI9CAmVU4–SmpzgswTvxLkZqC9QWn ⏰ Timestamps for content in this video ⏰ 00:00 Recap of cryptographic hash functions 01:31 Using MD5 in Python 03:42 Using SHA-1 in Python 04:12 Using SHA-256 in Python 04:46 Using SHA-3-512 in Python 05:15 Demonstrating the insecurity of MD5 with Python 07:37 Demonstrating the insecurity of SHA-1 with Python 09:38 […]

Bit2Me

10 January, 2023

41

0

0

Cryptography with Python 25: Hash function security

Entire course: ➡️ https://www.youtube.com/playlist?list=PLWjMI9CAmVU4–SmpzgswTvxLkZqC9QWn ⏰ Timestamps for content in this video ⏰ 00:00 Hash function security 01:01 Requirements on one-wayness 02:13 Requirements on collision resistance 05:05 Requirements on second pre-image resistance 06:32 Insecurity of MD5 and SHA-1, security of SHA-2 and SHA-3 🔷🔷 About 🔷🔷 This Fundamental Cryptography in Theory and Python lesson presents essential […]

Bit2Me

9 January, 2023

45

0

0

Cryptography with Python 24: Hash function structure and properties

Entire course: ➡️ https://www.youtube.com/playlist?list=PLWjMI9CAmVU4–SmpzgswTvxLkZqC9QWn ⏰ Timestamps for content in this video ⏰ 00:00 Hash function structure 01:07 Necessity of hash function collisions 01:50 Injectivity as desired but impossible property 02:36 Collision resistance property 03:32 Second pre-image resistance property 04:49 One-wayness property 07:08 Cryptographic hash functions 07:37 MD5, SHA-1, SHA-2 and SHA-3 🔷🔷 About 🔷🔷 This […]

Bit2Me

9 January, 2023

46

0

0

Cryptography with Python 23: Integrity as a security goal

Entire course: ➡️ https://www.youtube.com/playlist?list=PLWjMI9CAmVU4–SmpzgswTvxLkZqC9QWn ⏰ Timestamps for content in this video ⏰ 00:00 Integrity as a security goal 01:05 Integrity in the analog world 🔷🔷 About 🔷🔷 This Fundamental Cryptography in Theory and Python lesson presents the concept of integrity as a security goal by making use of examples from the analog world. 📝 Resources […]

Bit2Me

9 January, 2023

42

0

1

Cryptography with Python 22: Implementing a P-256 ECDHE in Python

Entire course: ➡️ https://www.youtube.com/playlist?list=PLWjMI9CAmVU4–SmpzgswTvxLkZqC9QWn ⏰ Timestamps for content in this video ⏰ 00:00 Recap of ECDHE key exchange 00:53 Introducing NIST SP 800-186 as official standardization document of P-256 01:49 Setting up the implementation in Python 06:36 Generating a private key in Python 07:30 Implementing elliptic curve scalar multiplication in Python 09:06 Implementing elliptic curve […]

Bit2Me

9 January, 2023

67

0

0

Cryptography with Python 21: Using EDH and ECDHE in Python

Entire course: ➡️ https://www.youtube.com/playlist?list=PLWjMI9CAmVU4–SmpzgswTvxLkZqC9QWn ⏰ Timestamps for content in this video ⏰ 00:00 Recap of EDH key exchange 01:31 Recap of ECDHE key exchange 02:20 Using EDH key exchange in Python 07:04 Using ECDHE key exchange in Python 🔷🔷 About 🔷🔷 This Fundamental Cryptography in Theory and Python lesson demonstrates, how the key exchanges EDH […]

Bit2Me

9 January, 2023

99

0

1

Cryptography with Python 20: Implementing hybrid RSA-AES encryption in Python

Entire course: ➡️ https://www.youtube.com/playlist?list=PLWjMI9CAmVU4–SmpzgswTvxLkZqC9QWn ⏰ Timestamps for content in this video ⏰ 00:00 Recap of hybrid encryption 01:48 Setting up the hybrid RSA-AES encryption implementation in Python 04:16 Implementing the hybrid RSA-AES encryption process in Python 08:53 Implementing the hybrid RSA-AES decryption process in Python 11:00 Executing the hybrid RSA-AES encryption and decryption 🔷🔷 About […]

Bit2Me

6 January, 2023

148

0

0

Cryptography with Python 19: Hybrid encryption & key exchanges (EC)DHE

Entire course: ➡️ https://www.youtube.com/playlist?list=PLWjMI9CAmVU4–SmpzgswTvxLkZqC9QWn ⏰ Timestamps for content in this video ⏰ 00:00 Hybrid encryption 02:42 Drawback of hybrid encryption 04:33 DHE key exchange 08:41 ECDHE key exchange 🔷🔷 About 🔷🔷 This Fundamental Cryptography in Theory and Python lesson first presents hybrid encryption as a best-of-two-worlds combination of symmetric encryption with asymmetric encryption. The lesson […]

Bit2Me

6 January, 2023

39

0