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Reading the sources.
SITCON is this monitor's situation condition, scored from the last 48 hours of reporting. 5 is quiet, 1 is an internet-scale incident.
Situation report
Hacks, breaches, exploited vulnerabilities and supply-chain attacks, pulled from public sources every hour.
A daily score rebuilt from sources that keep archives: exploited vulnerabilities, ransomware leak-site claims, breach dumps and Hacker News security stories. Every day is scored the same way, so any two days compare fairly.
Stories that at least three outlets have covered in the last 72 hours, grouped automatically.
Every report from the last 14 days, newest first.
Every vulnerability CISA has confirmed attackers are exploiting, from its Known Exploited Vulnerabilities catalog, back to the catalog's start.
One master prompt turns today's situation into your team's response plan. Tell it what you run, copy it, and paste it into Claude Code inside your repo or into a chat with Claude.
Claude drafts the plan from this page's data and what you entered. It uses your own Claude account and can't see your systems.
Every sweep compares what it finds with what it has already seen. New critical reports, and anything matching your watchlist, go out to the channels you set up.
New reports appear here without a reload while the page is open. Anything that arrived since your last visit is marked New.
Put an incoming-webhook URL in config.json, or set SM_SLACK_WEBHOOK, SM_TEAMS_WEBHOOK or SM_DISCORD_WEBHOOK as a secret on the GitHub deploy.
Install the free ntfy app, subscribe to a topic name nobody would guess, and put the same name in ntfy_topic. No account needed.
Fork the project on GitHub, add your team's Slack, Teams or ntfy channels and watchlist as repository settings, and it sweeps every 30 minutes on free GitHub Actions.
Public feeds and trackers checked on every sweep.
Built on public data from CISA's Known Exploited Vulnerabilities catalog and advisories, the NCSC, Microsoft's security blog, ransomware.live, RansomLook, Have I Been Pwned, the GitHub Advisory Database, Hacker News (through Algolia) and the newsrooms listed above. Ransomware entries are leak-site claims made by criminals, not confirmed breaches.