diff --git a/documentation/user.md b/documentation/user.md
index 7fd12785..b1e7d443 100644
--- a/documentation/user.md
+++ b/documentation/user.md
@@ -17,4 +17,5 @@ This is User documentation for Spectrum 2 transport. If you are administrator tr
 #### Using as Slack user
 
 * [How does Spectrum 2 interact with my team?](user_slack/workflow.html)
+* [Our Privacy Policy](user_slack/privacy.html)
 * [Adding Spectrum 2 transport to the team](https://slack.spectrum.im/)
diff --git a/documentation/user_slack/privacy.md b/documentation/user_slack/privacy.md
new file mode 100644
index 00000000..90e4a2a0
--- /dev/null
+++ b/documentation/user_slack/privacy.md
@@ -0,0 +1,26 @@
+---
+layout: page
+title: Spectrum 2
+---
+
+## Our Slack privacy policy
+
+We are open-source project - if you don't like these privacy policy, you can always host Spectrum 2 on your own machine and own all your data.
+
+### Information we collect and receive
+
+We receive information about your Slack team, profile information, and messages from your channels.
+
+Messages are not stored or analysed, they are just forwarded from one network to another.
+
+Passwords for 3rd-party network accounts are stored in a format allowing us to get the plain-text password you enter back. This is needed, because the 3rd-party networks
+request us to use plain-text passwords.
+
+We also store contact list of 3rd-party network accounts.
+
+### How we use your information
+
+We use information you provide to authenticate you and deliver message content to you and from you and your Slack team.
+
+Your team's data will not be shared with 3rd parties.
+