#DEFCON
Live, measured metrics for the hashtag #DEFCON from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #defcon
This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.
Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-10-20 10:46 UTC8 uses by 8 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · fosstodon.org (Mastodon public search API) · fetched 2026-10-20 10:46 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-10-20 10:46 UTCEverything below is measured over the latest 40 public posts (spanning ~760 hours).
Posting hours (UTC) — busiest: 01:00
Languages: English (38) · Russian (1) · Czech (1)
Avg boosts / post: 1.1
Top of the latest posts
All systems are go for DEF CON Singapore 2! We’re excited to announce our return to Singapore 4-6 March, 2027. Even better, DCSG2 follows directly after Black Hat Singapore. For BH attendees it’s a perfect opportunity to make a week of it.
Our .onion services and relays are back. A short detour changing some performance options, rebuilding world, updating packages, but all is good and updated to latest tor. #DefCon #Tor
🚨 Dates Updated and Location Confirmed! 🚨 DEF CON Training is headed back to Bahrain on November 9-11, this time at the Wyndham Grand Manama. The course line up has a bit of everything - AI, threat hunting, cryptocurrency, cloud infrastru
What “defcon” means
WikipediaThe defense readiness condition (DEFCON) is an alert state used by the United States Armed Forces. The DEFCON system was developed in 1959 by the Joint Chiefs of Staff (JCS) and unified and specified combatant commands. It prescribes five graduated levels of readiness for the U.S. military. It increases in severity from DEFCON 5 to DEFCON 1 to match varying military situations, with DEFCON 1 signaling the impending outbreak of nuclear warfare. For security reasons, the U.S. military does not ann
“DEFCON” on Wikipedia (CC BY-SA) →#defcon across platforms
every network with a public tag surfaceFollow #defcon straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/defcon