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TL;DR - Nessus
- Nessus is a vulnerability scanner for identifying security issues
- It scans networks and systems for vulnerabilities, misconfigurations, and malware
- Nessus Essentials free for 16 IPs, Pro at $3,990/year
Pricing: Paid only
Best for: Enterprises & pros
Score: 84/100
Pros & Cons
Pros
- Industry standard scanner
- Good vulnerability detection
- Comprehensive coverage
- Good reporting
- Active development
Cons
- Expensive
- Learning curve
- Resource intensive
- Per-asset pricing
- Better alternatives exist
Key Features
Vulnerability scannerCompliance checksConfiguration auditMalware detectionReportsEnterprise
Pricing Plans
Free TrialEssentials (Free)
Free
- Up to 16 IP addresses
- Same scanning engine
- Plugin updates
- Community support
Professional
$2,990/year
- Unlimited assessments
- Standard support
- All vulnerability checks
- Compliance auditing
Expert
$5,890/year
- External attack surface scanning
- Domain monitoring
- IaC scanning
- Cloud scanning
About Nessus
By Toolradar Team·
Nessus scans for vulnerabilities across networks and systems. The scanner security professionals have used for decades—vulnerability assessment that's proven.
The scanning is comprehensive. The database is current. The trust is established.
Security teams doing vulnerability assessment use Nessus for proven scanning.
Reviews
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Nessus FAQ
Is Nessus free?
Nessus Essentials is free for up to 16 IPs. Nessus Professional for unlimited scanning starts at $2,790/year.
What is Nessus?
Nessus is a vulnerability scanner from Tenable. It finds security issues in your network, systems, and applications with comprehensive compliance checking.
Nessus vs Qualys?
Both are enterprise vulnerability scanners. Nessus is often deployed on-premises while Qualys is cloud-native. Compare their specific detection capabilities and deployment models.
Source: tenable.com