OTRv4

Disclaimer

This protocol specification is a draft. It's currently under constant revision
by its team members or by its reviewers: Nik Unger or Ian Goldberg.

This is the protocol specification for Off-the-Record Messaging Protocol version 4.

Funding

The work made hare was partially supported by the NlNet Foundation. Find information here.

Licensing and Use

<a rel="license" href="http://creativecommons.org/licenses/by-sa/4.0/"><img alt="Creative Commons License" style="border-width:0" src="https://i.creativecommons.org/l/by-sa/4.0/88x31.png" /></a><br />This work is licensed under a <a rel="license" href="http://creativecommons.org/licenses/by-sa/4.0/">Creative Commons Attribution-ShareAlike 4.0 International License</a>.

The OTR team does not review implementations or specify which ones are compliant are not. Software implementers are free to implement this specification in any way they choose - under limitations of software licenses if using existing software.