{
  "is": "issue",
  "title": "Telia SSL Certificate Issue",
  "body": "\u003cp\u003e\u003cem\u003ePost-mortem\u003c/em\u003e\u003c/p\u003e\n\u003cp\u003eTelia Tunnistus web site at \u003ca href=\"https://tunnistus.telia.fi\"\u003ehttps://tunnistus.telia.fi\u003c/a\u003e was served with an SSL\nCertificate chain that did not validate on Android 13 (or similar, older)\noperating environment lacking up to date root certificates. The Chrome Web\nBrowser, Android 14 and have recent enough root certificates and did work\nwithout problems.\u003c/p\u003e\n\u003cp\u003eThis only affected Telia Tunnistus IdP, not Signicat or other alternatives.\nTelia has been silent on this, all information is via DVV.\u003c/p\u003e\n\u003chr\u003e\n\u003cp\u003e\n  \u003cspan class=\"faded\"\u003e(2026-09-15 11:48)\u003c/span\u003e\n\n \u003cem\u003eResolved\u003c/em\u003e\n\u003ca href=\"https://hairiotiedotteet.dvv.fi/a/s/99076671-f90c0a9add1a16a61a0454d2cf008b6a/2798625\"\u003eDVV\u003c/a\u003e\nreports that the issue is solved.\u003c/p\u003e\n\u003cp\u003e\n  \u003cspan class=\"faded\"\u003e(2026-09-15 07:07)\u003c/span\u003e\n\n \u003cem\u003eInvestigating\u003c/em\u003e\n\u003ca href=\"https://hairiotiedotteet.dvv.fi/a/s/99076671-7a54b354b6c09e8cbca8540b3246547c/2797802\"\u003eDVV\u003c/a\u003e\nreports an issue with authenticating using mobile apps on Android 13 or older.\u003c/p\u003e\n",
  "createdAt": "2026-09-15 07:07:00 +0000 UTC",
  "lastMod": "2026-09-15 15:23:02 +0300 +0300",
  "permalink": "https://status.tunnistaja.fi/issues/2026-09-15-telia-ssl-certificate/",
  "severity": "disrupted",
  "resolved": true,
  "informational": false,
  "resolvedAt": "2026-09-15 11:48:00Z",
  "affected": ["Tunnistaja"],
  "filename": "2026-09-15-Telia-SSL-certificate.md"
}