Articles by Tag #safeline
Browse our collection of articles on various topics related to IT technologies. Dive in and explore something new!
Automate SSL Renewal for SafeLine WAF with DNS-01 Challenge
Tired of manually renewing your SSL certificates every 90 days? Cloud providers have reduced the...
Part 3: Mastering SafeLine WAF – Testing, Docker Setup & Troubleshooting
Welcome to the final part of our SafeLine WAF series! So far, you have set up SafeLine and...
How to Safely Upgrade SafeLine WAF (With Backup Steps)
Before upgrading SafeLine, please review the SafeLine Changelog. Upgrading SafeLine will restart...
Deploying SafeLine WAF with Docker Compose
Introduction to SafeLine WAF SafeLine WAF is a powerful open-source web application...
DDoS, Crawlers, SQLi? SafeLine WAF Handles Them All
Web Application Firewalls (WAFs) are essential for modern cybersecurity—but not all WAFs are built...
3-Minute Setup: The Open Source WAF That’s Taking Over GitHub
Looking for a Web Application Firewall (WAF) that actually works — and doesn't take hours to...
Export SafeLine WAF Logs Using Syslog (RFC 5424 Format)
If you need to synchronize SafeLine attack logs to third-party servers in real-time, you can use...
How to Configure SafeLine WAF to Correctly Obtain the Source IP
Often, there is feedback from users that the IP shown in the SafeLine attack logs is...
How This Open-Source WAF Recommended by BAT Experts Stops Hackers Cold
SafeLine WAF is an open-source web application firewall (WAF) built for developers who want...
Part 2: Mastering SafeLine WAF - Deployment Scenarios & Advanced Protection
Welcome back! In Part 1, we covered environment setup, installation, and logging into SafeLine. Now,...
How to Protect SafeLine’s Admin Panel with Itself
Most users deploy SafeLine WAF to protect public web apps — but what about SafeLine’s own management...
Host Your Own Web Firewall with SafeLine — No Cloud Needed
SafeLine is a modern, open-source Web Application Firewall (WAF) you can deploy and manage entirely...
How to Deploy SafeLine WAF with Docker in 5 Minutes
SafeLine WAF supports containerized deployment via Docker. You can get it up and running in under 5...
How to Configure SafeLine WAF to Accurately Capture the Real Client IP
When reviewing attack logs in SafeLine WAF, you may notice that the source IPs sometimes seem...
Top 5 Open Source WAFs for Developers in 2025
Web application firewalls (WAFs) are essential for protecting your apps from common threats like SQL...
Master Real-World Attack Detection with This Open Source WAF
Are you preparing for a security job interview, jumping into CTFs, or just tired of learning...
Secure Your Site in Minutes: Open-Source WAF With 99%+ Accuracy and Zero Hassle
Stop web attacks before they even reach your app—with zero rule configuration, minimal resources,...
16,400+ GitHub Stars: This Free WAF Is on Fire
Tired of maintaining endless regex rules in traditional WAFs? Meet SafeLine, a free and open source...
SafeLine's Waiting Room: A Smarter Way to Handle HTTP Floods
As someone who's used SafeLine WAF for over a year, I was thrilled to get early access to their...
Turn Off Vulnerability Scanners with SafeLine WAF: Anti-Scan, Semantic Engine & One-Line Deployment
SafeLine’s not just about blocking known threats — it actively breaks scanner logic, defends...
Bots Hate It: How This Free WAF Stopped 98% of Crawlers
“We used to get scraped into the ground. Now crawlers take one look and walk away.” —...
What to do if you forgot your SafeLine WAF login password?
SafeLine is a WAF powered by a semantic analysis engine, unlike traditional signature-based...
Why Your IP Got Blocked by SafeLine WAF (And What It Means)
If you've ever used SafeLine WAF, you might have seen a warning like this: 🚫 “Source IP has been...
How to Manually Install SafeLine WAF
If you're unable to automatically install SafeLine via the following command: bash -c "$(curl...
Why Does My SSL Site Return the Wrong Certificate When Accessed via IP?
If you're using SafeLine WAF or any reverse proxy with SSL enabled, you might encounter a confusing...
How to Set Up GitHub Login in SafeLine
SafeLine supports GitHub authentication, allowing users to securely log in to applications or...
SafeLine 7.1 Adds Custom NGINX Location Support — Here's How to Use It
SafeLine is an open-source Web Application Firewall (WAF) that’s easy to deploy, highly effective,...
SafeLine WAF Auto Sync Setup: High Availability in Minutes
SafeLine version 7.x introduces a config auto sync feature, allowing you to set up master and slave...
What Is a Reverse Proxy? A Developer-Friendly Guide
If you've ever deployed a modern web app, chances are you've used a reverse proxy—even if you didn’t...
Why We Switched to SafeLine WAF — A Fast, Open-Source Firewall That Just Works
Choosing a WAF (Web Application Firewall) can be a pain. Most are either too complex, too expensive,...