Applications and software for Windows: Firewalls

ZoneAlarm Free Firewall
Firewallsfree
Provides control over incoming and outgoing connections, offers detailed connection reports and has tools usually only found in paid applications.

Comodo Firewall
Firewallsfree
Protects your computer from viruses, trojans, and other malicious software by constantly monitoring connection traffic and offering alerts.

Kaspersky Internet Security
Firewallspaid
Protects a computer from various online threats with advanced antivirus, firewall, anti-phishing, anti-malware, and anti-ransomware features.

GlassWire
Firewallsfree
Provides detailed cybersecurity protection with a user-friendly interface and extensive virus analysis capabilities.

PeerGuardian
Firewallsfree
Blocks IP addresses of organizations and companies that threaten user privacy while using the internet and peer-to-peer networks.

Sunbelt Kerio Personal Firewall
Firewallspaid
Offered security and privacy with a two-way firewall, packet filtering, file integrity checking, and content filtering.

P2P Hazard
Firewallsfree
Protects users from security threats while using P2P networks through a customizable firewall that blocks unwanted IPs and keeps the database up to date with automated updates.