MagicStack / MagicStack/asyncpg

Support using pre-hashed passwords

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#378 12 comments 0 reactions 0 assignees View on GitHub

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Dominant language
Python
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Forks
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Description

Asyncpg should also support using HASH objects or pre-hashed strings. Also, I would suggest that once the authentication method has been identified (e.g. md5, sha, no-hash) then the password should be morphed. As it currently stands, the password can be retrieved in plain text by other libraries that have access to the Connection or Pool objects.

```
# malicious code can easily get away with this:
print(pool._connection_kwargs['password'])
```

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Research direction

Start by tracing how asyncpg's Connection and Pool handle passwords and how PostgreSQL authentication methods such as md5, sha, and no-hash are identified. Done means pre-hashed strings or HASH objects are supported and password handling no longer exposes the plain-text value through pool._connection_kwargs.

Written by the indexing model from the issue text.

Assessment

Tech stack
postgresql, python
Domain
authentication, databases, security
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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