Python hashlib Module
Example
Compute a SHA-256 hash (hex string):
import hashlib
s = hashlib.sha256(b"Emil").hexdigest()
print(s)
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Definition and Usage
The hashlib module implements a common interface to many secure hash and message digest algorithms.
Use it to compute checksums (e.g., SHA-256, SHA-1, BLAKE2) for data integrity and verification.
Members
| Member | Description |
|---|---|
| blake2b() | Create a BLAKE2b hash object. |
| blake2s() | Create a BLAKE2s hash object. |
| md5() | Create an MD5 hash object (not secure for cryptographic use). |
| new() | Create a new hashing object using the given algorithm name. |
| sha1() | Create a SHA-1 hash object. |
| sha256() | Create a SHA-256 hash object. |
| sha384() | Create a SHA-384 hash object. |
| sha512() | Create a SHA-512 hash object. |
| sha3_256() | Create a SHA3-256 hash object. |
| sha3_384() | Create a SHA3-384 hash object. |
| sha3_512() | Create a SHA3-512 hash object. |
