Created
March 27, 2019 11:21
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openid connect hash calculation
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Josephs-MacBook-Pro-2086:bin joseph$ cat calculate-hash.py | |
#!/usr/bin/python -u | |
import hashlib | |
import sys | |
import base64 | |
hash = hashlib.sha256() | |
hash.update(sys.argv[1]) | |
digest = hash.digest() # this returns the hash digest bytes (not a hex string) | |
digest_truncated = digest[:(len(digest)/2)] | |
# Step 3. base64url encodes the truncated hash digest bytes. | |
hash_computed = base64.urlsafe_b64encode(digest_truncated).replace('=', '') | |
print("Computed hash for '%s': '%s'" % (sys.argv[1], hash_computed)) | |
Josephs-MacBook-Pro-2086:bin joseph$ ./calculate-hash.py dJLCn9QzD8yzt5hgGJCQg112NLNR | |
Computed hash for 'dJLCn9QzD8yzt5hgGJCQg112NLNR': '1QGKpkCR_sg46JuUtDKEoQ' | |
Josephs-MacBook-Pro-2086:bin joseph$ ./calculate-hash.py muTr5Kk6mz | |
Computed hash for 'muTr5Kk6mz': 'RaIa8a_Z9GTFEtukH0z9TQ' |
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