Yes, both ServerProtect for Linux and Threatwatch offer a Free Trial.
ServerProtect for Linux is designed for Large Enterprises and Medium Business.
Threatwatch is designed for Large Enterprises, Medium Business and Small Business.
Pricing details for both ServerProtect for Linux and Threatwatch are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to ServerProtect for Linux includes Trend Micro Mobile Security, FireEye Data Center Security, VMware AppDefense, Cisco ACI, Symantec Data Center Security, Symantec Endpoint Protection, PatrolServer, Aaronis Cyberprotect Cloud, Threatwatch and WebTotem.
Some top alternatives to Threatwatch includes Tenable.io, BeyondTrust Vulnerability Management, Qualys VM, Nessus, Microsoft Threat Vulnerability Management, Flexera Software Vulnerability Management, ManageEngine Vulnerability Manager Plus, Detectify, ThreatSpy and Tripwire IP360.