What features do Atera Network Discovery vs Nessus Professional offer?

**Atera Network Discovery** differentiates with NMAP-powered network device discovery and cataloging, CVE identification via open port scanning, Real-time alerts for newly connected or unauthorized devices. **Nessus Professional** differentiates with Credentialed and uncredentialed vulnerability scanning, Compliance auditing against CIS, DISA STIG, and PCI DSS benchmarks, Continuously updated plugin library for new vulnerability checks.

Who makes Atera Network Discovery vs Nessus Professional?

**Atera Network Discovery** is developed by Atera. **Nessus Professional** is developed by Tenable. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Is Atera Network Discovery a good alternative to Nessus Professional?

Atera Network Discovery and Nessus Professional serve similar Vulnerability Assessment use cases: both are Vulnerability Assessment tools, both cover Vulnerability, CVE, Network Scanning. Review the feature comparison above to determine which fits your requirements.

Atera Network Discovery vs Nessus Professional (2026) | Compare Vulnerability Assessment Tools

Q: What is the difference between Atera Network Discovery vs Nessus Professional?

**Atera Network Discovery**: RMM-integrated network scanner for device discovery, inventory, and CVE detection. built by Atera. Core capabilities include NMAP-powered network device discovery and cataloging, CVE identification via open port scanning, Real-time alerts for newly connected or unauthorized devices.. **Nessus Professional**: Vulnerability scanner for assessing networks, systems, and apps for security flaws. built by Tenable. Core capabilities include Credentialed and uncredentialed vulnerability scanning, Compliance auditing against CIS, DISA STIG, and PCI DSS benchmarks, Continuously updated plugin library for new vulnerability checks.. Both serve the Vulnerability Assessment market but differ in approach, feature depth, and target audience.