The Bug Circuit blog

Website security, in plain English

Practical guides for small-business owners: how to check and fix the things that actually get websites hacked — no jargon, no fear-mongering, no fluff.

What Is SQL Injection? How a Form Leaks Data
Guides

What Is SQL Injection? How a Form Leaks Data

SQL injection lets one unprotected search box or login field expose your whole customer database. Learn how it works, why size doesn't protect you, and how to fix it.

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Domain Blacklisted? How to Delist and Recover
Incident Response

Domain Blacklisted? How to Delist and Recover

Blacklisted domain? Here's how to delist from Spamhaus, Barracuda, and Google Safe Browsing — and fix the compromise so you don't get re-listed.

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Why Is My Website Sending Spam Emails? (Fix It)
Incident Response

Why Is My Website Sending Spam Emails? (Fix It)

Your host flagged spam coming from your site? Learn how to confirm it, find the hidden mailer script, remove it, and stop the next suspension.

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Host Suspended Your Site for Malware? Do This
Incident Response

Host Suspended Your Site for Malware? Do This

Your web host suspended your site for malware. Here's exactly how to find the infection, clean it, prove it's gone, and get reinstated without it happening again.

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Website Redirecting to Spam? How to Stop It
Fixes

Website Redirecting to Spam? How to Stop It

Site sending visitors to spam pages? Learn the 4 spots redirect hacks hide (.htaccess, injected JS, WP database, DNS) and how to trace and fix each one fast.

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Fix the 'Not Secure' Warning on Your Website
Fixes

Fix the 'Not Secure' Warning on Your Website

Plain-English fix for the browser 'Not Secure' warning: install an SSL certificate, force HTTPS, and clear mixed-content errors — no developer needed.

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12 Signs Your Website Has Been Hacked
Incident Response

12 Signs Your Website Has Been Hacked

A plain-English checklist of 12 warning signs your website may be hacked—from Google warnings to bounced email—plus how urgent each one is and what to do next.

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