CYBERSECURITYTRACKER
TRACKING6,506 stories in this site build1,309 vulnerability news stories in this site build
Syndication

Really Simple Syndication (RSS) feeds

Point any reader, or a Slack or Microsoft Teams channel, at these feeds. Or build a custom feed from the categories you care about.

Core feeds
Also machine-readable
JSON API

Prefer JSON to RSS? Every dataset on this site is also served as flat JSON over HTTP, with no key and no account. See the endpoints and their shapes.

API docs →
Access at a glance

Capability matrix

These are the contracts implemented by the tracker today. Anunknown value means the code and tracker documentation do not establish that third-party or site-wide limit.

Current reader and machine-access capabilities
CapabilityAccount requiredFiltersRefresh contractFormatDocumented limit
Read in browserNoGlobal full-text search; page-specific filters vary.New deploys follow the combined news-first data pipeline every 3 hours.HTML pagesunknown (no site-wide result limit is documented)
RSS/OPMLNoCategories, personas, and vendors; custom RSS combines categories and vendors; OPML exports all or selected feeds.Static RSS cache: 5 minutes. Custom RSS cache: 15 minutes.RSS 2.0 and OPML 2.0Static feeds: 50 items; custom feed: 60 items; vendor directory: top 200 vendors.
JSON APINo key or accountNo server-side query filters; choose the documented static shards and paths.5-minute cache; data republishes on the combined 3-hour deploy schedule.JSON over HTTPS GETNo hard rate limit; documented guidance is at most 1 sustained request per second.
EmailNo site account; a confirmed email address is required.Daily, weekly, or both; up to 15 vendor pins for the Daily Brief.Daily at 07:00 ET; weekly on Mondays at 07:30 ET.HTML and plain-text emailUp to 5 top picks and 5 stories per category; up to 15 vendor pins.
Slack/TeamsA Slack workspace or Microsoft Teams tenant is required.Choose any tracker RSS feed, including a custom category/vendor feed.Third-party poll interval: unknown; tracker cache is 5 minutes for static RSS and 15 minutes for custom RSS.Channel posts generated by the Slack RSS app or a Teams Workflow from RSS 2.0Tracker feed window: 50 static or 60 custom items; third-party posting limit: unknown.
MCPNoTool-specific text, status, tier, actor, breach, exploit, and date filters.Reads the currently deployed public shards on each call; shard publication follows the pipeline deploy schedules.Stateless JSON-RPC 2.0 over HTTPS POST with application/json20 default and 100 maximum rows; 60 requests per minute per caller; 32,768-byte request body.
Custom feed builder

Pick any combination of categories, from one to all of them. The custom feed merges and sorts them, served by the Worker with a15-minute cache.

Your feed URLSelect at least one category…
By persona
By category
By vendor

One feed per vendor for the 200 most active vendors by CISA KEV membership and story volume. Search, then click to subscribe, or check entries to include them in the OPML export below.

OPML export

Download an Outline Processor Markup Language (OPML) file for your reader: either every feed on this page, or only the categories and vendors you checked above.

Glossary