SafeLine오픈 WAF
SafeLine WAF intercepting malicious traffic before it reaches protected web applications
개발자, SaaS 팀, 보안 엔지니어를 위한 self-hosted WAF

악성 웹 트래픽이 origin에 닿기 전에 차단하세요.

SafeLine은 공개 앱, API, WordPress, 관리자 패널, SaaS 인프라를 보호하는 오픈소스 WAF 및 리버스 프록시입니다.

21K+
GitHub stars
180K+
설치
30B+
일일 요청
공개 근거

가짜 고객 로고가 아닌 검증 가능한 신호.

공개적으로 확인 가능한 출처만 여기에 표시합니다.

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GitHub

Open-source traction

SafeLine's public README reports 180,000+ installations, 1,000,000+ protected websites, and 30B+ daily HTTP requests.

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Product Hunt

Public product reviews

SafeLine WAF has a public Product Hunt product and review page, useful for independent buyer research.

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The Hacker News

Media coverage

The Hacker News covered SafeLine WAF as an open-source web firewall option for application security teams.

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작동 방식

SafeLine은 origin 노출 전에 트래픽을 필터링합니다.

요청은 먼저 SafeLine에 도달합니다. 정상 방문자와 의심스러운 payload를 구분하고, bots를 challenge하며, 공격을 차단하고 깨끗한 트래픽만 전달합니다.

Diagram showing SafeLine WAF filtering malicious traffic before forwarding clean requests to protected applications

01

검사

HTTP/S 요청, 헤더, 경로, payload, 클라이언트 동작을 분석합니다.

02

판단

semantic detection, policy, rate limit, bot challenge를 사용합니다.

03

적용

악성 트래픽을 차단하고 이벤트를 기록하며 깨끗한 요청을 proxy합니다.

문제

SafeLine은 실제 트래픽의 혼란을 이해합니다.

팀이 원하는 것은 더 적은 사고, 더 적은 노이즈 알림과 더 낮은 origin 노출입니다.

Your app logs are full of scanner noise

Suspicious query strings, exploit payloads, and odd paths keep hitting public endpoints before your team can triage them.

Bots are burning origin capacity

Scrapers, brute-force scripts, and HTTP floods make small teams spend time on abuse instead of product work.

You need control, not another black box

Hosted edge security is convenient, but self-hosted products often need local enforcement, transparent routing, and ownership.

Traditional WAF rules are hard to tune

Regex-heavy rule stacks can be noisy, brittle, and painful when developers ship fast or APIs change often.

Solution and features

A self-hosted shield built around HTTP reality.

SafeLine combines reverse-proxy deployment, semantic detection, bot controls, dynamic protection, and access policies into a practical open-source WAF layer.

Semantic web attack detection

Detect SQL injection, XSS, RCE, XXE, SSRF, path traversal, and command injection by understanding request context.

Reverse-proxy enforcement

Put SafeLine in front of web apps, APIs, admin panels, and WordPress sites so the origin receives cleaner traffic.

Bot challenges and rate limits

Add anti-bot challenge, authentication challenge, IP rate limiting, and abuse controls for hostile clients.

Dynamic protection

Use HTML and JavaScript dynamic protection to make scraping, replay, and tampering harder for attackers.

Web ACL and allow/block policies

Apply access control policies around sensitive paths, admin panels, APIs, and high-risk endpoints.

Self-hosted deployment

Deploy with Docker on Linux servers, cloud VMs, or lab environments without introducing a database requirement here.

Cloudflare comparison

SafeLine vs. Cloudflare WAF.

They solve overlapping problems, but the operating model is different. SafeLine is for teams that want self-hosted enforcement; Cloudflare is a managed global edge platform.

Area
SafeLine
Cloudflare
Deployment model
Self-hosted reverse proxy you operate close to origin.
5/5
Cloud edge proxy managed by Cloudflare.
4/5
Best fit
Developers, homelabs, SaaS teams, and self-hosted apps needing local WAF control.
5/5
Teams wanting global CDN, DNS, edge network, and managed platform services.
5/5
Control
Direct routing, logs, policies, and enforcement on your infrastructure.
5/5
Convenient managed controls, but traffic and policy live in an external edge platform.
3/5
Free path
Open-source free edition with practical WAF, bot challenge, ACL, and rate limiting.
4/5
Strong free CDN/DNS baseline; advanced WAF/bot features often depend on plan and add-ons.
4/5
Pricing

Lead with free. Upgrade only when the surface grows.

The free edition is the main path for this site: install it, protect an app, then evaluate paid licensing if you need larger limits or Pro-only capabilities.

Recommended

Free Edition

Start with the open-source WAF, install from the local docs page, and test it in front of one application before expanding.

$0 to start

  • Self-hosted deployment
  • Web attack detection
  • Bot and auth challenges
  • Rate limiting
  • Web ACL policies
  • Good fit for first production evaluation

Paid license

Use the 7-day trial when you want to evaluate Pro capabilities, higher usage needs, team workflows, and production expansion.

7일 체험

WAF 비교

WAF 리뷰 라이브러리

향후 affiliate 및 비교 콘텐츠를 위한 독립 영역입니다.

Wordfence 리뷰 읽기

추천 글

A WAF Better Suited for WordPress

WordPress 사이트에 맞춘 필요, 문제, 해결책 중심의 Wordfence 리뷰입니다.

FAQ

Common deployment questions.

Adapted from the official deployment flow and common WAF adoption concerns.

Can I install SafeLine on Windows?

SafeLine is designed for Docker-based deployment. On Windows, the practical path is usually a Linux VM or WSL2 with Docker, while production should run on a Linux server.

Do I need Kubernetes?

No. The official deployment path is Docker-based and works well on a single Linux host. Kubernetes is optional only if your own infrastructure requires it.

Where should SafeLine sit in my architecture?

Put it in front of your web app as a reverse proxy. Visitors hit SafeLine first, SafeLine filters traffic, and clean requests are forwarded to your upstream application.

Can it protect WordPress, SaaS apps, and APIs?

Yes. The product positioning and docs focus on web applications broadly, including websites, admin panels, APIs, and common self-hosted stacks.

Is Cloudflare still useful if I use SafeLine?

Yes. Cloudflare can still provide DNS, CDN, and edge services. SafeLine is more useful when you want a self-hosted WAF layer near origin.

Contact Us

Need help choosing a WAF?

Use official SafeLine channels for product support. Use this site as your comparison and buying-research layer.