Compare software

Kerbrute vs Impacket: catalog facts
Kerbrute	Impacket
Best for: Enumerates Active Directory usernames and tests passwords through Kerberos	Best for: Python library and tool collection for working with network protocols
Free The software is free under its open-source licence. Hosting, hardware and external services are separate.	Free The software is free under its open-source licence. Hosting, hardware and external services are separate.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Kerberos pre-authentication failures do not raise the usual failed-logon event, and a single UDP frame validates a… Full strengths for Kerbrute Kerberos pre-authentication failures do not raise the usual failed-logon event, and a single UDP frame validates a username, which makes it fast.	Its SMB, MSRPC and Kerberos implementations are the foundation most Windows network tooling is built on, with working… Full strengths for Impacket Its SMB, MSRPC and Kerberos implementations are the foundation most Windows network tooling is built on, with working example scripts included.
It is strictly an authorised-testing tool, and password spraying still risks locking out real accounts.	It is a library with example scripts rather than a finished product, and the example tools assume you… Full limitations for Impacket It is a library with example scripts rather than a finished product, and the example tools assume you understand the protocols.
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: BSD-2-Clause
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for Kerbrute github.com/ropnop/kerbrute Catalog checked September 22, 2026	Official website Full listing and sources Sources for Impacket github.com/fortra/impacket Catalog checked September 22, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.