Tweet at @magoo if you have a good example to add.

How the Syrian Electronic Army Hacked The Onion

Linode Blog Security Notification and Linode Manager Password Reset

Important Security Notice from Patreon

OPM - Cybersecurity Incidents

Target Data Breach

JPMorgan Chase

Frequently Asked Questions on eBay Password Change

Hover August 4 Security Incident

Important Hosted Chef Security Notice

Important Security Notice From MakeMusic — SmartMusic

Protecting People On Facebook Password Security Update

Keeping our users secure - Twitter Blogs

The Home Depot, Inc. — News Release

Security Email -

An Update on LinkedIn Member Passwords Compromised

Important Security Announcement From PagerDuty

NPM security incident post-mortem

Cloudflare - Today’s attack

Quantopian Post-mortem of 2013–11–15 security breach

Security Update by @WPEngine

Bit9 and Our Customers’ Security

Adobe - Important Customer Security Announcement

LastPass Security Notice

Security Notice: Service-wide Password Reset — Evernote Blog

Security Notice: Forum User Password Resets — Plex Blog

HipChat Security Notice and Password Reset

Recent Speculation re: LANDESK

SendGrid - Update on Security Incident and Additional Security Measures

Internal security incident identified and resolved at the Wikimedia Foundation

Readybytes - Important Customer Security Announcement

Ting - Playing it safe: An account security update

Healthfirst - Notice of Data Privacy Incident

MaxCND - Important Security Update: Resetting your Credentials

Google - A new approach to China