Sherlock
Python command-line tool that searches a username across more than 400 social networks and returns links to matching public profiles.
Technical Architecture & Overview
Sherlock is a Python command-line tool that searches a username across hundreds of social networks and returns links to matching profiles. It is maintained by the Sherlock Project and supports one or more usernames per run and can use a local copy of its site data file.
Targeted Technical Use Cases
Investigate whether a username appears on public social platforms to support identity verification, brand protection, or online presence review.
Evaluation & Trade-offs
Core Strengths
- +Supports more than 400 social networking sites.
- +Allows batch checks across multiple usernames.
- +Provides a Python package, a command-line interface, and an official Docker image.
Trade-Offs & Limitations
- -Some sites cannot be checked reliably and are removed from the site list when every username is reported as available or claimed.
- -Sites that require a login or present a CAPTCHA cannot be checked.
Defensive Security Application
Audit the public online presence of an organization, detect impersonation accounts, verify user identities during incident response, and identify exposed or unauthorized accounts.
Frequently Asked Questions
What is Sherlock?→
Sherlock is a Python command-line tool that searches a username across hundreds of social networks and returns links to matching profiles. It is maintained by the Sherlock Project and supports one or more usernames per run and can use a local copy of its site data file.
What is Sherlock used for?→
Investigate whether a username appears on public social platforms to support identity verification, brand protection, or online presence review.
What are the strengths of Sherlock?→
- +Supports more than 400 social networking sites.
- +Allows batch checks across multiple usernames.
- +Provides a Python package, a command-line interface, and an official Docker image.
What are the limitations of Sherlock?→
- +Some sites cannot be checked reliably and are removed from the site list when every username is reported as available or claimed.
- +Sites that require a login or present a CAPTCHA cannot be checked.
How is Sherlock used defensively?→
Audit the public online presence of an organization, detect impersonation accounts, verify user identities during incident response, and identify exposed or unauthorized accounts.