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Test PBKDF2 iteration fallback

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thePR0M3TH3AN
2025-08-04 15:01:40 -04:00
parent 036e2e59be
commit 9cc7e4d0d7
2 changed files with 81 additions and 11 deletions
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41
src/seedpass/core/manager.py
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@@ -512,17 +512,36 @@ class PasswordManager:
)
print("Deriving key...")
salt_fp = fingerprint_dir.name
if mode == "argon2":
seed_key = derive_key_from_password_argon2(password, salt_fp)
else:
seed_key = derive_key_from_password(
password, salt_fp, iterations=iterations
)
seed_mgr = EncryptionManager(seed_key, fingerprint_dir)
print("Decrypting seed...")
try:
self.parent_seed = seed_mgr.decrypt_parent_seed()
except Exception:
iter_candidates: list[int] = [iterations]
if mode != "argon2":
iter_candidates.extend([50_000, 100_000])
seed_mgr: EncryptionManager | None = None
for iter_try in dict.fromkeys(iter_candidates):
try:
if mode == "argon2":
seed_key = derive_key_from_password_argon2(
password, salt_fp
)
else:
seed_key = derive_key_from_password(
password, salt_fp, iterations=iter_try
)
seed_mgr = EncryptionManager(seed_key, fingerprint_dir)
print("Decrypting seed...")
self.parent_seed = seed_mgr.decrypt_parent_seed()
if (
mode != "argon2"
and iter_try != iterations
and getattr(self, "config_manager", None)
):
self.config_manager.set_kdf_iterations(iter_try)
break
except InvalidToken:
seed_mgr = None
if seed_mgr is None:
msg = (
"Invalid password for selected seed profile. Please try again."
)