360 High-Risk Vulnerability Immunization Tool V2.0 vs Total Defense Internet Security: Side-by-Side Comparison (2026)

360 High-Risk Vulnerability Immunization Tool V2.0: Tool that immunizes Windows systems against critical vulnerabilities. built by 360 Security Group (Qihoo 360). Core capabilities include Remote desktop vulnerability immunization (CVE-2019-0708, CVE-2019-1181, CVE-2019-1182), MS17-010 SMB vulnerability protection against ransomware, Meltdown CPU vulnerability mitigation..

Total Defense Internet Security: Consumer antivirus & internet security suite for PCs, Macs, and mobiles. built by Total Defense. Core capabilities include Antivirus and malware protection against viruses, spyware, ransomware, and malware, Multi-device coverage (up to 5 devices on Premium, up to 10 on Ultimate), 10GB online backup (Premium tier)..

Both serve the Endpoint Protection Platform market but differ in approach, feature depth, and target audience.

360 High-Risk Vulnerability Immunization Tool V2.0 differentiates with Remote desktop vulnerability immunization (CVE-2019-0708, CVE-2019-1181, CVE-2019-1182), MS17-010 SMB vulnerability protection against ransomware, Meltdown CPU vulnerability mitigation. Total Defense Internet Security differentiates with Antivirus and malware protection against viruses, spyware, ransomware, and malware, Multi-device coverage (up to 5 devices on Premium, up to 10 on Ultimate), 10GB online backup (Premium tier).

360 High-Risk Vulnerability Immunization Tool V2.0 is developed by 360 Security Group (Qihoo 360). Total Defense Internet Security is developed by Total Defense. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

360 High-Risk Vulnerability Immunization Tool V2.0 and Total Defense Internet Security serve similar Endpoint Protection Platform use cases: both are Endpoint Protection Platform tools, both cover Windows Security. Review the feature comparison above to determine which fits your requirements.