Thank You

Join MS-ISAC® – Free for U.S. State, Local, Tribal & Territorial Government Entities

Membership in the Multi-State ISAC is open to employees or representatives from all 50 states, the District of Columbia, U.S. Territories, local and tribal governments, public K-12 education entities, public institutions of higher education, authorities, and any other non-federal public entity in the United States of America. This is always a free and voluntary membership for all these eligible organizations.

If you are affiliated with an eligible organization, please fill out this form and an MS-ISAC representative will reach out to you as soon as possible to complete the membership enrollment process.

Video Thumbnail


MS-ISAC Services Guide (PDF)

MS-ISAC Services and Benefits Provided to Members:

  • 24/7 Security Operations Center
  • Incident response and digital forensics services
  • Monitoring of your public IP ranges and domains for possible compromises
  • Access to our Malicious Code Analysis Platform (MCAP)
  • Weekly top-malicious domains and IPs report
  • Block ransomware with Malicious Domain Blocking and Reporting (MDBR)
  • Access to cybersecurity table-top exercises
  • CIS SecureSuite Membership including access to CIS Benchmarks, CIS-CAT Pro, CIS WorkBench, remediation content, and more

Employees of for-profit companies or non-profits, consultants, or private citizens that are unaffiliated with an eligible entity are all strongly encouraged to take advantage of our free advisories on known vulnerabilities, national webcasts, and end-user focused cybersecurity newsletters by enrolling here:


I want information about Elections Infrastructure Security.
I agree to the MS-ISAC terms & conditions. **
I have reviewed the CIS Privacy Notice. ***

** I acknowledge that I have read the MS-ISAC membership terms & conditions and agree to abide by them, that my organization qualifies for membership in the MS-ISAC and that I have the authority to enter into MS-ISAC membership on behalf of my organization.
*** The CIS Privacy Policy details the way in which CIS utilizes personal data, including the use of standard web beacons.

* Indicates required field

If you experience any issues during registration, please contact us at