Security at Slack

We take security very seriously here at Slack. And for good reason: every person and team using our product expects their data to be protected and secure. We understand how important the responsibility of safeguarding this data is to our customers, and we are proud to exceed the industry standard when it comes to protecting your organization.

Security certifications

Our security features

  • Data encryption in transit and at rest
  • SAML-based SSO
  • SCIM provisioning
  • Granular app management
  • Custom message retention
  • Support for DLP & eDiscovery
    (Slack Enterprise Grid only)

Security Partners:

Palo Alto Networks

Our approach to security

Slack’s security whitepaper

Learn about how Slack ensures the security of your data in our care, and how you can best use Slack to improve security at your company.

Read more about Slack's security whitepaper

Slack’s SOC 3 Report

Review the independent auditor's public report of Slack's internal controls for security, availability and confidentiality.

Read more about Slack's SOC 3 Report

Meet Slack’s Chief Security Officer

Find out what the team is working on in this Q&A with our CSO, Geoff Belknap.

Read more about Slack's Chief Security Officer

Slack’s Security Practices, Privacy Policy, and Terms of Service

Security questions or issues?

Contact us

If you think you may have found a security vulnerability within Slack, please get in touch with our security team.