When using SHA-256 hashes as a primary key, is it OK to ignore the possibility of collisions?
31386
Is it safe to ignore the possibility of SHA collisions in practice?
153927
What size should the HMAC key be with SHA-256?
102786
Why are the IV (constant) values fixed for HMAC/SHA?
147230
Should every table have a single-field surrogate/artificial primary key?
11080
Are common cryptographic hashes bijective when hashing a single block of the same size as the output?
84399
Why is plain-hash-then-encrypt not a secure MAC?
20749
Why is SHA-1 considered broken?
139707
How many RSA keys before a collision?
145263
“Hash sum mismatch” error due to identical SHA1 and MD5 but different SHA256
13921
How to reset postgres' primary key sequence when it falls out of sync?
73456
Why hash or salt when signing?
90722
Understanding calculation of collisions in hash-functions
116469
If a SHA256 hash with high entropy is then hashed with one made from low entropy, is the resulting hash higher/same/lower entropy?
50167
Is there any reason for an index to contain the primary key?
86584
Do parts of a hash carry the properties of the entire hash?
7285
Is SHA-256 secure as a CTR block cipher?
157774
SQL Server Query Plan Hash Collision