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What is password hashing?

Blog post from Stytch

Post Details
Company
Date Published
Author
Stytch Team
Word Count
2,041
Company Posts That Month
5
Language
English
Hacker News Points
-
Post removed?
No
Summary

Password hashing is a critical security measure that transforms plain text passwords into irreversibly obfuscated text, enhancing the protection of user credentials against breaches. Unlike encryption, which can be reversed if the encryption key is accessed, hashing is a one-way process, making it more secure against unauthorized access. Techniques such as brute force, dictionary attacks, and rainbow tables can still pose a threat, which is why enhancements like salting—adding unique characters to each password before hashing—are employed to fortify security. To counter the vulnerabilities of fast hashing algorithms, slower and more secure algorithms like bcrypt and Scrypt are recommended, with the latter being chosen by Stytch for its balance of security and performance. Stytch's Passwords solution incorporates additional security features such as breach detection and strength assessment tools, while maintaining a focus on user-friendly authentication processes, including the potential for passwordless transitions.

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