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Create timing_attack.py #9

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14 changes: 14 additions & 0 deletions python/stdlib/timing_attack.py
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Original file line number Diff line number Diff line change
@@ -0,0 +1,14 @@
import hmac


received_digest = (
b"\xe2\x93\x08\x19T8\xdc\x80\xef\x87\x90m\x1f\x9d\xf7\xf2"
b"\xf5\x10>\xdbf\xa2\xaf\xf7x\xcdX\xdf"
)

key = b"my-super-duper-special-secret-key"
password = b"pass"
digest = hmac.digest(key, password, digest="sha224")

if digest == received_digest:

Check failure on line 13 in python/stdlib/timing_attack.py

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Precaution / Precaution Unsubscribed

PY005: Observable Timing Discrepancy 

Comparing digests with the '==' operator is vulnerable to timing
attacks.
print("Authentication okay")