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Certipy vs Impacket: catalog facts
Certipy	Impacket
Best for: Audit Active Directory Certificate Services configurations	Best for: Python library and tool collection for working with network protocols
Free The open-source software is available without a license fee. 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
Helps identify certificate-service settings with security implications.	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.
Requires an appropriate Active Directory environment and authorized access.	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: MIT	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 Certipy github.com/ly4k/Certipy github.com/ly4k/Certipy/blob/main/LICENSE 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.