🌐
Readthedocs
bandit.readthedocs.io
Welcome to Bandit β€” Bandit documentation
Bandit is a tool designed to find common security issues in Python code. To do this, Bandit processes each file, builds an AST from it, and runs appropriate plugins against the AST nodes.
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GitHub
github.com β€Ί pycqa β€Ί bandit
GitHub - PyCQA/bandit: Bandit is a tool designed to find common security issues in Python code. Β· GitHub
Bandit is a tool designed to find common security issues in Python code. To do this Bandit processes each file, builds an AST from it, and runs appropriate plugins against the AST nodes.
Starred by 8.2K users
Forked by 797 users
Languages Β  Python 99.9% | Dockerfile 0.1%
Discussions

Introducing Bandit, a Python code security analyzer
What sort of vulnerabilities will this never find? In other words, if I run this on my code and it looks clean, what else should I look for manually, besides completely unpredictable, code specific vulns? More on reddit.com
🌐 r/netsec
10
124
November 25, 2014
What is the way to ignore/skip some issues from python bandit security issues report? - Stack Overflow
I've got a bunch of django_mark_safe errors >> Issue: [B703:django_mark_safe] Potential XSS on mark_safe function. Severity: Medium Confidence: High Location: ... More Info: https:// More on stackoverflow.com
🌐 stackoverflow.com
Python code for security analysis using Bandit - Stack Overflow
I would like to get python code for an analysis using Bandit static analyzer. The main emphasis is security, for python 2.7. Can anyone help ? More on stackoverflow.com
🌐 stackoverflow.com
Has anyone have practical experience working with Multi arm bandit and Contextual Bandit problems . What libraries to use and some good resources that helped you in your projects . I came across Vowpal Wabbit library and methods like Thompson sampling, Epsilon greedy, but I feel I am lost .
We use a variation of a Bayesian bandit as part of our trading platform. It’s fantastic as we have the classic problem of not knowing the outcome for the arm we do not pull. My experience was that we got a lot more out of getting our loss function and clustering working than by using more intelligent sampling strategies. Likewise the use of floors in the probability distributions allow for some lovely features form a business perceptive. At the time, we just rolled our own code in numpy. So much of what we were doing was non standard it was the best bet. More on reddit.com
🌐 r/datascience
32
109
July 23, 2022
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Medium
medium.com β€Ί @piyushsonawane10 β€Ί python-security-101-safeguard-your-code-with-bandit-7e4ef054cba6
Python Security 101: Safeguard Your Code with Bandit | by Piyush Sonawane | Medium
December 29, 2024 - Bandit is a powerful static analysis tool designed to scan Python code for security vulnerabilities, ensuring your applications are robust and resilient against attacks.
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OpenStack
wiki.openstack.org β€Ί wiki β€Ί Security β€Ί Projects β€Ί Bandit
Security/Projects/Bandit - OpenStack
Bandit is a security linter for Python source code, utilizing the ast module from the Python standard library.
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PyPI
pypi.org β€Ί project β€Ί bandit β€Ί 0.13.1
bandit Β· PyPI
Security oriented static analyser for python code. ... Bandit is a tool designed to find common security issues in Python code. To do this Bandit processes each file, builds an AST from it, and runs appropriate plugins against the AST nodes.
      Β» pip install bandit
    
Published Β  Aug 12, 2015
Version Β  0.13.1
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Readthedocs
bandit.readthedocs.io β€Ί en β€Ί latest β€Ί man β€Ί bandit.html
bandit β€” Bandit documentation
bandit is a tool designed to find common security issues in Python code. To do this Bandit processes each file, builds an AST from it, and runs appropriate plugins against the AST nodes.
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Nocomplexity
nocomplexity.com β€Ί stop-using-bandit
The End of Bandit: Meet Python Code Audit – NO Complexity
October 1, 2025 - Powerful: Determine and highlight potential security issues hidden deep within your Python code. Bandit is a Static Application Security Testing (SAST) tool written in Python designed to find security issues in Python code.
Find elsewhere
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Reddit
reddit.com β€Ί r/netsec β€Ί introducing bandit, a python code security analyzer
r/netsec on Reddit: Introducing Bandit, a Python code security analyzer
November 25, 2014 - If you take a look through the tests we've defined (http://git.openstack.org/cgit/stackforge/bandit/tree/bandit/plugins), you can get a feel for what we're looking for. We plan to reuse some of these patterns to identify other vulnerabilities, as well as extending the framework to allow us to identity different classes. We have a growing TODO list of actions that should help improve our coverage. At some point we'll likely do a gap analysis against some set of 'secure coding practices' for Python, but haven't got there yet.
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Medium
medium.com β€Ί devsecops-ai β€Ί appsec-toolkit-bandit-sast-tool-for-python-fefbbc72bf0e
AppSec Toolkit β€” Bandit: SAST Tool for Python | DevSecOps & AI
May 10, 2025 - Among many other SAST tools, Bandit is an open-source SAST tool tailored for Python projects. It was originally developed as part of the OpenStack project, but it has since gained popularity across the broader Python community.
Top answer
1 of 5
81

I've got an answer here:

Two ways:

  1. You can skip the B703 and B308 using the --skip argument to the command line.
  2. Or you can affix a comment # nosec on the line to skip.

https://bandit.readthedocs.io/en/latest/config.html#exclusions

2 of 5
20

Heads up for annotating multilines with # nosec:

given:

li_without_nosec = [
    "select * from %s where 1 = 1 "
    % "foo"
]

li_nosec_at_start_works = [  # nosec - βœ… and you can put a comment
    "select * from %s where 1 = 1 "
    % "foo"
]  

# nosec - there's an enhancement request to marker above line
li_nosec_on_top_doesntwork = [  
    "select * from %s where 1 = 1 "
    % "foo"
]  

li_nosec_at_end_doesntwork = [
    "select * from %s where 1 = 1 "
    % "foo"
]  # nosec 

output:

>> Issue: [B608:hardcoded_sql_expressions] Possible SQL injection vector through string-based query construction.
   Severity: Medium   Confidence: Low
   Location: test.py:3
   More Info: https://bandit.readthedocs.io/en/latest/plugins/b608_hardcoded_sql_expressions.html
2   li_without_nosec = [
3       "select * from %s where 1 = 1 "
4       % "foo"
5   ]

--------------------------------------------------
>> Issue: [B608:hardcoded_sql_expressions] Possible SQL injection vector through string-based query construction.
   Severity: Medium   Confidence: Low
   Location: test.py:15
   More Info: https://bandit.readthedocs.io/en/latest/plugins/b608_hardcoded_sql_expressions.html
14  li_nosec_on_top_doesntwork = [
15      "select * from %s where 1 = 1 "
16      % "foo"
17  ]

--------------------------------------------------
>> Issue: [B608:hardcoded_sql_expressions] Possible SQL injection vector through string-based query construction.
   Severity: Medium   Confidence: Low
   Location: test.py:21
   More Info: https://bandit.readthedocs.io/en/latest/plugins/b608_hardcoded_sql_expressions.html
20  li_nosec_at_end_doesntwork = [
21      "select * from %s where 1 = 1 "
22      % "foo"
23  ]  # nosec

Black

Here's hoping that black won't get involved and restructure the lines, moving the # nosec around.

so much for hope... black does move things around, just like it does with pylint directives, whenever the line length becomes too long. At which point # nosec ends up at the end.

You can either proactively break up the line and position # nosec at the first one. Or you can just wait out black and adjust if needed.

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Help Net Security
helpnetsecurity.com β€Ί home β€Ί bandit: open-source tool designed to find security issues in python code
Bandit: Open-source tool designed to find security issues in Python code - Help Net Security
January 21, 2026 - Bandit is an open-source tool that scans Python source code for security issues that show up in everyday development. Many security teams and developers
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Jit
jit.io β€Ί resources β€Ί appsec-tools β€Ί how-to-run-a-sast-test-with-bandit-and-jit
How to Run a SAST Test with Bandit and Jit
June 5, 2024 - Bandit is an open-source SAST that helps identify security issues in Python code using predefined rules.
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Pantsbuild
pantsbuild.org β€Ί subsystems β€Ί bandit
bandit | Pantsbuild
A tool for finding security issues in Python code (https://bandit.readthedocs.io).
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AppSec Santa
appsecsanta.com β€Ί home β€Ί sast tools β€Ί bandit
Bandit 2026: Free Python Security Linter & SAST
May 26, 2026 - Its checks are written for Python idioms and common mistake patterns, not adapted from generic rules. Bandit 1.9.3 (January 2026) supports Python 3.10–3.14.
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Readthedocs
bandit.readthedocs.io β€Ί en β€Ί latest β€Ί plugins
Test Plugins β€” Bandit documentation
Bandit supports many different tests to detect various security issues in python code.
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Kali Linux
kalilinuxtutorials.com β€Ί home β€Ί kali linux β€Ί bandit : tool designed to find common security issues in python code
Bandit : Tool Designed To Find Common Security Issues In Python Code
May 22, 2019 - Bandit is a tool designed to find common security issues in Python code. To do this Bandit processes each file, builds an AST from it, and runs
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DEV Community
dev.to β€Ί luzkalidgm β€Ί how-to-use-bandit-as-a-sast-tool-for-your-python-app-1b0e
πŸ›‘οΈ How to Use Bandit as a SAST Tool for Your Python App - DEV Community
April 21, 2025 - Bandit is an open-source SAST tool designed specifically for Python code. Developed by PyCQA (Python Code Quality Authority), it scans Python code for common security issues by analyzing the abstract syntax tree (AST) of your code.