Security Blog
Expert guides, vulnerability fix tutorials, and compliance checklists. Everything you need to secure your website — with copy-paste commands.
Featured Security Hubs
Start with these cluster hubs to navigate the highest-impact guidance by platform, attack surface, and compliance goals.
WordPress Security Hub: Hardening, Malware Removal, and Plugin Risk
Centralized WordPress security hub with roadmap, malware cleanup, wp-config hardening, and plugin risk guidance.
Open hub →API Security Hub: CORS, Rate Limiting, and Endpoint Hardening
One place for CORS, endpoint hardening, API abuse prevention, and auth control implementation guides.
Open hub →Compliance Security Hub: PCI DSS, ISO 27001, SOC 2, GDPR
Compliance-focused hub for technical control implementation, evidence readiness, and audit preparation workflows.
Open hub →How to Fix CORS Misconfiguration on Apache, Nginx & Node.js
CORS wildcard with credentials is the #1 API misconfiguration. Learn exactly how to fix it with copy-paste server configs for every platform.
Read guide →WordPress Security Checklist 2026: 25 Steps to Lock Down Your Site
The complete WordPress hardening guide. From wp-config.php protection to plugin auditing, xmlrpc.php blocking, and database security.
Read guide →How to Set Up SPF, DKIM & DMARC Records — Complete Guide
Stop email spoofing and improve deliverability. Step-by-step DNS record setup for Google Workspace, Microsoft 365, and custom mail servers.
Read guide →How to Fix Exposed .env Files — Prevent Credential Leaks
Your .env file contains database passwords, API keys, and secrets. Learn how to block access on Apache, Nginx, and cloud platforms.
Read guide →Security Headers Guide: CSP, HSTS, X-Frame-Options & More
HTTP security headers are your first line of defense. Complete guide with Apache/Nginx configs for every essential header.
Read guide →How to Prevent SQL Injection Attacks — Complete Guide
SQL injection remains OWASP #3. Learn parameterized queries, input validation, WAF rules, and detection techniques with code examples.
Read guide →How to Prevent Cross-Site Scripting (XSS) — Fix Guide
XSS is the most common web vulnerability. Learn output encoding, CSP policies, DOM sanitization, and framework-specific protections.
Read guide →Open Port Security: Find & Close Dangerous Ports
MongoDB, Redis, MySQL, SSH — exposed ports are the #1 cause of data breaches. Firewall rules for iptables, ufw, and AWS Security Groups.
Read guide →PCI DSS Compliance Checklist for Websites — 2026 Guide
PCI DSS 4.0 requirements mapped to actionable website checks. TLS configuration, security headers, access controls, and logging.
Read guide →API Security Best Practices 2026 — Complete Guide
Authentication, rate limiting, input validation, CORS policies, and API key management. Secure your REST and GraphQL APIs.
Read guide →SSL/TLS Certificate Issues: Complete Fix Guide
Mixed content, expired certificates, weak ciphers, TLS 1.0/1.1 — diagnose and fix every SSL issue with step-by-step commands.
Read guide →OWASP Top 10 Explained: 2026 Edition with Fix Commands
Every OWASP Top 10 vulnerability explained with real-world examples, detection methods, and copy-paste remediation for each risk.
Read guide →WordPress Malware Removal: Step-by-Step Cleanup Guide
Detect, clean, and prevent WordPress malware — from backdoor scripts and injected redirects to database infections and pharma hacks.
Read guide →Hardening wp-config.php: Essential WordPress Security Constants
Security keys, file permissions, debug settings, database protection, and advanced constants to lock down your WordPress installation.
Read guide →Cookie Consent & GDPR Compliance Guide for Websites
Implement compliant cookie banners, manage third-party tracking scripts, and meet EU privacy requirements with practical code examples.
Read guide →Firewall Hardening Guide: iptables, ufw & Cloud Security Groups
Configure Linux firewalls and cloud security groups to block unauthorized access and limit exposed services with copy-paste commands.
Read guide →Email Spoofing Prevention: How SPF, DKIM & DMARC Stop Forged Emails
How attackers forge sender addresses and how SPF, DKIM, and DMARC work together to authenticate emails and protect your domain.
Read guide →DNS Security Best Practices: DNSSEC, CAA Records & Zone Hardening
Configure DNSSEC, CAA records, NS hardening, and zone transfer protection to secure your domain infrastructure.
Read guide →GDPR Technical Controls: Website Compliance Requirements
Data encryption, privacy headers, cookie consent, breach notification, and security measures required for GDPR compliance.
Read guide →ISO 27001 Website Security Checklist: Annex A Controls Mapped
Annex A controls mapped to actionable website checks — access management, cryptography, and operational security.
Read guide →API Rate Limiting Guide: Throttling & Abuse Prevention
Implement rate limiting for REST and GraphQL endpoints with Express, Nginx, and cloud provider configurations.
Read guide →Website Security Checklist 2026: 40 High-Impact Checks
A practical 40-point checklist to reduce risk fast across secrets exposure, headers, auth, APIs, cloud storage, and operations.
Read guide →How to Pass Security Questionnaires Faster (Startup Playbook)
Build a reusable answer bank and evidence pack to shorten enterprise security reviews and improve deal velocity.
Read guide →Vulnerability Management SLA Template for Web Teams
Use a severity-based SLA model with clear ownership and escalation to cut remediation delays and reduce recurring exposure.
Read guide →SQL Injection Testing Checklist: Practical Steps for Web Teams
A practical SQLi checklist to map query paths, validate controls, and prioritize remediation with measurable risk reduction.
Read guide →Security Headers Checklist 2026: CSP, HSTS, and Cookie Hardening
Harden browser security with production-safe header defaults for CSP, HSTS, referrer policy, and cookie security flags.
Read guide →Website Security KPIs: Dashboard Metrics Leaders Actually Use
Track critical trend, MTTR, SLA breach rate, and control coverage with a dashboard model that supports leadership decisions.
Read guide →Pre-Launch Security Checklist: What to Verify Before Going Live
Use this launch gate checklist to verify secrets, headers, auth, API exposure, and monitoring readiness before production go-live.
Read guide →WordPress Hardening Roadmap 2026: 30-60-90 Day Plan
A practical phased roadmap to reduce WordPress risk quickly across plugins, admin access, headers, and operational controls.
Read guide →CORS Policy Examples by Framework: Express, Laravel, Next.js, Nginx
Production-safe CORS patterns by framework with allowlists, credentials handling, and preflight best practices.
Read guide →Open Port Remediation Playbook: Close Risky Services Fast
A practical remediation workflow to classify, prioritize, close, and verify exposed services without disrupting critical operations.
Read guide →SOC 2 Technical Controls for Startups: Practical Implementation Guide
A startup-focused SOC 2 implementation guide covering technical controls, ownership, and audit-ready evidence workflows.
Read guide →React & Next.js Security Checklist 2026: Production Hardening Guide
Harden React and Next.js apps against XSS, env leaks, API route exposure, and client/server misconfiguration risk.
Read guide →Shopify Security Hardening Checklist: Store, Apps, and Checkout
Reduce Shopify risk by tightening app permissions, hardening checkout scripts, and improving store admin security.
Read guide →Laravel Production Security Checklist: .env, Debug, Auth & Queue Safety
Production-focused Laravel checklist for env protection, debug lockdown, auth/session hardening, and queue safety controls.
Read guide →Incident Response Plan Template for Web Security Teams
A practical incident response template covering triage, containment, communication, recovery, and post-incident hardening.
Read guide →What Is Cross-Site Scripting (XSS)? Types, Examples & Prevention
XSS explained: the 3 types of XSS attacks, real-world impact, how to detect it, and how to prevent it with code examples and CSP headers.
Read article →What Is CORS? Cross-Origin Resource Sharing Explained
How CORS works, the Same-Origin Policy, preflight requests, common CORS errors, and security risks of misconfigured CORS headers.
Read article →What Is SQL Injection? How It Works, Examples & Prevention
SQL injection explained: how attackers exploit it, in-band vs blind vs out-of-band types, and how to prevent it with parameterized queries.
Read article →What Is DMARC? Email Authentication Explained
DMARC explained: how it works with SPF and DKIM, policy options (none/quarantine/reject), reading reports, and step-by-step setup.
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