WordPress Security Notes

David Wilemski: An introduction to WordPress security

Zero Day Vulnerability in many WordPress Themes

Distributed WordPress admin account cracking

Change “wp_” table prefix to avoid automatic SQL injection

Delete admin user

Use SSL in wp-admin

Linux file permissions – 755 folders, 644 files

Change wp-config.php secrets

Stealth login

Restrict access to wp-admin by IP address

Limit login attempts

Duo two factor authentication

Backups: WP-DB-backup (email) or PressBackup (S3)

Backup infected site for analysis

Restore from known good backup

Check wordress logs (Codex recommends OSSEC)

Don’t assume plugins are safe – check reviews and downloads

Ottopress – How to cope with a hacked site “here’s what the website guy will be doing, if he knows his business…”

FAQ: My site was hacked

Vaultpress backup service

Cloudflare

Bad Behavior anti spam plugin

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