CrowdSec vs Denyhosts

Struggling to choose between CrowdSec and Denyhosts? Both products offer unique advantages, making it a tough decision.

CrowdSec is a Security & Privacy solution with tags like firewall, threat-intelligence, crowdsourced, open-source.

It boasts features such as Real-time threat detection and blocking, Crowdsourced threat intelligence, Open source firewall, Behavioral analysis to detect anomalies, Blocking based on signals from global community, Auto-scaling to handle increasing traffic and pros including Free and open source, Real-time protection from latest threats, Leverages wisdom of crowds for threat detection, Easy to deploy and configure, Lightweight and resource efficient.

On the other hand, Denyhosts is a Security & Privacy product tagged with ssh, security, authentication, ip-blocking.

Its standout features include Blocks IP addresses that make too many failed SSH login attempts, Adds blocked IP addresses to /etc/hosts.deny file, Open source program written in Python, Works on Linux and Unix-based systems, Configurable thresholds for blocking IPs, Whitelist to prevent blocking valid users, Daemon mode for continuous monitoring, Email alerts when IPs are blocked, and it shines with pros like Easy to install and configure, Effective at preventing brute force SSH attacks, Lightweight and low resource usage, Automatically blocks attackers without admin intervention, Open source with active development community.

To help you make an informed decision, we've compiled a comprehensive comparison of these two products, delving into their features, pros, cons, pricing, and more. Get ready to explore the nuances that set them apart and determine which one is the perfect fit for your requirements.

CrowdSec

CrowdSec

CrowdSec is an open-source massively multiplayer firewall powered by crowd-sourced threat intelligence. It detects bad behaviors and blocks attacks in real-time by analyzing crowdsourced signal sharing.

Categories:
Security & Privacy Network Security
firewall threat-intelligence crowdsourced open-source

CrowdSec Features

  1. Real-time threat detection and blocking
  2. Crowdsourced threat intelligence
  3. Open source firewall
  4. Behavioral analysis to detect anomalies
  5. Blocking based on signals from global community
  6. Auto-scaling to handle increasing traffic

Pricing

  • Open Source

Pros

Free and open source

Real-time protection from latest threats

Leverages wisdom of crowds for threat detection

Easy to deploy and configure

Lightweight and resource efficient

Cons

Requires contribution back to community

Can block legitimate traffic if misconfigured

May not detect targeted or obscure threats

Relies on community so quality of protection varies

Denyhosts

Denyhosts

DenyHosts is an open-source program designed to help system administrators thwart SSH server attacks by blocking IP addresses using failed authentication attempts to detect attackers. It adds IP addresses to the system's /etc/hosts.deny file when it identifies too many failed SSH attempts.

Categories:
Security & Privacy Access Control
ssh security authentication ip-blocking

Denyhosts Features

  1. Blocks IP addresses that make too many failed SSH login attempts
  2. Adds blocked IP addresses to /etc/hosts.deny file
  3. Open source program written in Python
  4. Works on Linux and Unix-based systems
  5. Configurable thresholds for blocking IPs
  6. Whitelist to prevent blocking valid users
  7. Daemon mode for continuous monitoring
  8. Email alerts when IPs are blocked

Pricing

  • Open Source

Pros

Easy to install and configure

Effective at preventing brute force SSH attacks

Lightweight and low resource usage

Automatically blocks attackers without admin intervention

Open source with active development community

Cons

Can block valid users if thresholds are too low

Requires some Linux sysadmin knowledge to configure

Only protects SSH, not other services

Blocked IPs are not permanently banned