Blockchain and Cryptography Overview
Completed by Oumaima Riad
July 26, 2026
7 hours (approximately)
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What you will learn
Describe the purpose of hash functions and public key cryptography in blockchain security.
Explore the fundamentals of blockchain technology, including blocks, chains, and network security, and identify and encounter basic threats.
Analyze the security of Proof of Work (PoW), Proof of Stake (PoS), and alternative consensus methods.
Skills you will gain
- Category: Public Key Cryptography Standards (PKCS)
- Category: Cryptography
- Category: Cryptographic Protocols
- Category: Blockchain
- Category: Network Security
- Category: Data Security
- Category: Data Integrity
- Category: Cybersecurity
- Category: Cyber Risk
- Category: Transaction Processing
