Understanding SHA-1: How Cryptographic Hash Functions Work π
Discover the fundamentals of SHA-1, a key cryptographic hash function, and learn how it ensures data security in this beginner-friendly guide to cryptographic hashes.

Fullstack Academy
69.1K views β’ Jan 27, 2017

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SHA-1 stands for Secure Hash Algorithm 1, a cryptographic hash function developed by the NSA that can be used to verify that a file has been unaltered. In this video, we go over the basic features and common implementations of cryptographic hash functions before diving into the inner workings of a Javascript implementation of the SHA-1 function. Although out of use now, walking through the hash function code provides valuable insight into how these algorithms work.
Watch this video to learn:
- What are Cryptographic Hash Functions
- Practical uses for Cryptographic Hash Functions
- How does SHA-1 work
SHA-1 stands for Secure Hash Algorithm 1, a cryptographic hash function developed by the NSA that can be used to verify that a file has been unaltered. In this video, we go over the basic features and common implementations of cryptographic hash functions before diving into the inner workings of a Javascript implementation of the SHA-1 function. Although out of use now, walking through the hash function code provides valuable insight into how these algorithms work.
Watch this video to learn:
- What are Cryptographic Hash Functions
- Practical uses for Cryptographic Hash Functions
- How does SHA-1 work
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Views
69.1K
Likes
1.1K
Duration
12:16
Published
Jan 27, 2017
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4.7
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