SentinelOne agents require outbound HTTPS (port 443/TCP) to specific IP ranges and domains. If your corporate firewall, proxy, or Zscaler appliance blocks these destinations, the handshake fails, returning Error 2008.
By following this guide, you can resolve Error 2008 in under 15 minutes and ensure your endpoints remain protected without deployment delays. If you have encountered a unique variation of this error, share your experience in the comments below—or contact your SentinelOne account engineer for deeper diagnostics. sentinelone error 2008
Check agent config: sentinelctl management proxy set --url http://proxy:8080 Or view current: sentinelctl management proxy get SentinelOne agents require outbound HTTPS (port 443/TCP) to
: %ProgramFiles%\SentinelOne\Sentinel Agent *\logs\sentinelagent.log Linux/macOS : /var/log/sentinelone/sentinelagent.log or Zscaler appliance blocks these destinations
