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Secure Hash Algorithm is a family of cryptographic hash functions published by NIST. This includes SHA-1, and the SHA-2 and SHA-3 families of functions. SHA-1 is deprecated for all usages.

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6 answers
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Does Rehashing a weak hash with a strong algorithm make it strong?

We get a file every now and then containing an unsalted SHA-1 hash of this logincode, and some other really basic info. … Problem is, the system the third party made can only do unsalted SHA-1 Hashes. So my question is to try and see if we can work around this. …
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