PRX-SD
The facts below are what the maker publishes about PRX-SD, checked and dated. Our editors have not written about it yet.
The facts
Each one read from PRX-SD's own pages, with the date it was checked.
What it does
- Detection
- Its detection pipeline combines hash matching, YARA rules, heuristic analysis, optional machine-learning inference, and optional VirusTotal lookups.checked 12 Oct 2026
- Extensibility
- A WebAssembly plugin system can extend detection logic, add scanners, or integrate proprietary threat feeds.checked 12 Oct 2026
- Hash matching
- It uses LMDB for O(1) lookups of SHA-256 and MD5 hashes from threat-intelligence sources.checked 12 Oct 2026
- Heuristic analysis
- Its heuristic analysis uses file-type-aware checks including entropy, suspicious APIs, packing, and timestamps.checked 12 Oct 2026
- Integrations
- Optional integrations include VirusTotal lookups, ClamAV signature database imports, and custom WebAssembly plugins.checked 11 Oct 2026
- Intended users
- The documentation describes PRX-SD as designed for security engineers, system administrators, and incident responders.checked 12 Oct 2026
- License
- The product page identifies the license as Apache-2.0.checked 12 Oct 2026
- Plugin security
- WebAssembly plugins run in a Wasmtime sandbox with configurable memory and execution limits, while network and filesystem access are disabled by default.checked 11 Oct 2026
- Privacy
- The documentation states that PRX-SD requires no cloud dependency and has no hidden telemetry.checked 12 Oct 2026
- Protection scope
- complete securitychecked 22 Sep 2026
- Purpose
- PRX-SD is an open-source antivirus engine for scanning files and directories.checked 12 Oct 2026
- Quarantine
- A built-in quarantine vault can isolate, list, and restore detected threats.checked 12 Oct 2026
- Ransomware defense
- The documentation says dedicated YARA rules and heuristics detect ransomware families including WannaCry, LockBit, Conti, REvil, and BlackCat.checked 12 Oct 2026
- Ransomware protection
- Yeschecked 22 Sep 2026
- Real-time monitoring
- The daemon monitors directories for new or modified files and scans them automatically.checked 12 Oct 2026
- Threat intelligence
- The engine aggregates hash signatures, YARA rules, and indicators from community and open-source threat intelligence sources.checked 11 Oct 2026
- YARA rules
- The documentation describes more than 38,800 YARA rules aggregated from community and commercial-grade sources.checked 12 Oct 2026
Money
- Free plan
- Yeschecked 22 Sep 2026
Where it runs
- Linux security
- Linux-specific features include process-memory scanning, kernel rootkit detection, eBPF syscall tracing, and fanotify pre-execution blocking.checked 12 Oct 2026
- Platforms
- The product page lists native support for Linux, macOS, and Windows; the documentation specifies Windows WSL2.checked 12 Oct 2026
- Supported platforms
- Linux,macOS,Windowschecked 22 Sep 2026
Alternatives to PRX-SD
- 1
Avast One
Free planAndroidiOSExtensionmacOS8.9Free plan - 2
FortiClient
Free planAndroidiOSLinuxmacOS8.6Free plan - 3
Comodo Internet Security
AndroidiOSExtensionWindows8.6 - 4
Kaspersky Antivirus
AndroidiOSWebAPI8.4From $38.99 a year - 5
F-Secure Internet Security
AndroidiOSWebAPI8.4 - 6
PC Matic
AndroidiOSWebAPI8.4From $30 a year