#cabforum
Live, measured metrics for the hashtag #cabforum from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #cabforum
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 · mas.to (Mastodon public tags API) · fetched 2026-10-15 07:17 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mas.to (Mastodon public search API) · fetched 2026-10-15 07:17 UTCLive pulse
measured · mas.to (Mastodon tag timeline) · fetched 2026-10-15 07:17 UTCEverything below is measured over the latest 11 public posts (spanning ~13811 hours).
Posting hours (UTC)
Languages: English (5) · German (2)
Avg boosts / post: 0.4
Top of the latest posts
As an aside: there's a reason #CABForum standards aren't supposed to apply to private CAs. CA/B are moving back to CRLs for #certificate revocation because #OCSP doesn't work well. To keep #CRL size manageable, this requires certificate lif
Gibt’s eigentlich schon sinnvolle kommerzielle oder freie issuer für clientAuth Zertifikate? #webpki #cabforum #tls
Let's Encrypt 宣布证书有效期缩短到 45 天的计划。 - Let's Encrypt 用户可在 2026/5/13 起切换到签发有效期 45 天证书的 profile “tlsserver”。 - 2027/2/10 起，Let's Encrypt 默认签发证书有效期将从 90 天降至 64 天；2028/2/16 起降至 45 天。 - CA/B Forum 正研究 dns-persist-01 验证方式，使证书更新不再需要修改 DNS 记录；预计 2026
What “cabforum” means
WikipediaThe Certification Authority Browser Forum, also known as the CA/Browser Forum, is a voluntary consortium of certification authorities, vendors of web browsers and secure email software, operating systems, and other PKI-enabled applications that promulgates industry guidelines governing the issuance and management of X.509 v.3 digital certificates that chain to a trust anchor embedded in such applications. Its guidelines cover certificates used for the SSL/TLS protocol and code signing, as well a
“CA/Browser Forum” on Wikipedia (CC BY-SA) →#cabforum across platforms
every network with a public tag surfaceFollow #cabforum 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/cabforum