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Concept

Cryptographic hash function

Related lectures (31)

Introduction to Cryptography: Fundamentals and Applications

Covers the fundamentals of cryptography, including symmetric encryption, digital signatures, and secure communication standards.

Cryptographic Hash Functions and Block Chains

Covers cryptographic hash functions, message authentication codes, and block chains, including bitcoins, proof-of-work, and MAC variants.

Hash Functions: Security and Applications

Explores hash functions, their security, common attacks, and applications in data verification and blockchain.

Hashing: Basics and Applications

Explores hashing fundamentals, applications in security, and common attacks on hash functions.

Cryptographic Security Fundamentals

Covers cryptographic security fundamentals, including collision search algorithms, public-key cryptography, and risks of underestimating collision attacks.

Commitment Scheme and PRNG

Explores the commitment scheme, key derivation function, and pseudorandom generator in cryptographic protocols, emphasizing their role in ensuring data integrity and authentication.

Randomness Extraction: Cryptographic Significance

Explores randomness extraction in cryptography, deterministic extractors, and the concept of k-sources.

Distinct Elements: Count and Hash Functions

Covers counting distinct elements using hash functions and the median trick.

Decentralized Systems Engineering: Chord DHT

Covers the Chord DHT in decentralized systems engineering, focusing on reliability, redundancy, and structure maintenance.

Randomness Extraction: Significance and Applications

Explores randomness extraction in cryptography, total variation distance, k-sources, and the Chernoff Bound theorem.

Bluetooth Security: Pairing Protocols

Explores Bluetooth security, focusing on pairing protocols, key recovery, and active attacks in Bluetooth 2.0 and the enhanced Bluetooth 2.1 with Secure Simple Pairing (SSP).

Stream Ciphers: Buteforce Inversion Algorithms

Explores stream ciphers, buteforce inversion algorithms, key recovery games, and attacks in cryptography.

Probabilistic Analysis: Hiring & Birthday Paradox

Explores probabilistic analysis in algorithms, covering the hiring problem and the birthday paradox, along with hash tables and functions.

Bitcoin and Blockchain

Explores Bitcoin, blockchain, digital goods, cryptographic hash functions, and the impact of blockchain on trust and cybercrime.

Mobile Telephony Security

Explores the security challenges and improvements in mobile telephony, covering encryption algorithms, protocols, and integrity/authentication issues.

Cryptanalysis: The Power of Interaction

Explores the power of interaction in cryptographic primitives and conventional cryptanalysis techniques.

RSA: Trapdoor One-Way Functions

Explores RSA encryption, trapdoor functions, hash functions, and cryptographic standards, including a practical example with Apple's iMessage implementation.

Data Security: Hashing, Salting, and Password Storage

Emphasizes the significance of hashing, salting, and secure password storage in data security, highlighting the use of salt to prevent dictionary attacks and memory hard functions to slow down password cracking.

Public-Key Cryptography: ECDSA and BLS

Explores ECDSA and BLS signature schemes, NFC credit card payment, and breaking RSA and DH cryptography.

Exercise - Capsules and Group Selection

Covers exercises on capsules creation, group selection, and evaluation criteria.