#Shadowserver
Live, measured metrics for the hashtag #Shadowserver from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #shadowserver
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 · mastodon.online (Mastodon public tags API) · fetched 2026-11-10 08:00 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mastodon.online (Mastodon public search API) · fetched 2026-11-10 08:00 UTCLive pulse
measured · mastodon.online (Mastodon tag timeline) · fetched 2026-11-10 08:00 UTCEverything below is measured over the latest 40 public posts (spanning ~48783 hours).
Posting hours (UTC) — busiest: 11:00
Languages: English (34) · Italian (2) · Hungarian (1) · German (1) · Dutch (1)
Avg boosts / post: 0.4
Top of the latest posts
Next up, from the team at #shadowserver, is the talk “Global Telemetry to Local Remediation: Operationalizing Threat Intelligence for the Underserved” by Sebastian Wagner ( @sebix ?) and @jonflaherty At #hacklu2026
Attackers have been #exploiting critical #Zimbra flaw to steal emails #Hackers have been exploiting a critical #vulnerability in the #ZimbraCollaborationSuite in an attempt to obtain email backups and authentication credentials of #vulnerab
Figyelem: a javított CVE-2026-48842 Roundcube-hibát már aktívan kihasználják, hitelesítés nélkül SQL-injekcióval hozzáférhetnek levelezésekhez. Több százezer példány érhető el neten — érinti-e a te szerveredet is, frissítettél már? Ellenőri
What “shadowserver” means
WikipediaShadowserver Foundation is a nonprofit security organization that gathers and analyzes data on malicious Internet activity, sends daily network reports to subscribers, and works with law enforcement organizations around the world in cybercrime investigations. Established in 2004 as a "volunteer watchdog group," it liaises with national governments, CSIRTs, network providers, academic institutions, financial institutions, Fortune 500 companies, and end users to improve Internet security, enhance
“Shadowserver Foundation” on Wikipedia (CC BY-SA) →#shadowserver across platforms
every network with a public tag surfaceFollow #shadowserver 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/shadowserver