1. Accenture plc
2. Allot Ltd.
3. Amazon Web Services Inc.
4. AT&T Inc.
5. Atos SE
6. Bell Canada
7. Broadcom Inc.
8. Check Point Software Technologies Ltd.
9. Cisco Systems Inc.
10. Cloudflare Inc.
11. Forescout Technologies
12. ForgeRock Inc.
13. Fortinet Inc.
14. Hewlett Packard Enterprise Company
15. Imperva Inc.
16. Infineon Technologies AG
17. Intel Corporation
18. International Business Machines Corporation
19. McAfee
LLC
20. Microsoft Corporation
21. Palo Alto Networks Inc.
22. SecuriThings Inc.
23. Sophos Ltd.
24. Thales Group
25. Trustwave Holdings Inc. by Singapore Telecommunications Limited