{
 "id": "adobe-content-server-message-file",
 "name": "Adobe Content Server Message File",
 "category": "markup",
 "identifiers": {
  "extensions": [
   "acsm"
  ],
  "mime": [
   "application/vnd.adobe.adept+xml"
  ],
  "puid": [
   "fmt/871"
  ],
  "wikidata": [
   "Q59654096"
  ],
  "magic": [
   {
    "offset": 0,
    "hex": "3c66756c66696c6c6d656e74546f6b656e2066756c66696c6c6d656e7454797065",
    "notes": "Adobe Content Server Message"
   }
  ],
  "signatures": [
   {
    "name": "Adobe Content Server Message",
    "sequences": [
     {
      "position": "bof",
      "offset": 0,
      "pattern": "3c66756c66696c6c6d656e74546f6b656e2066756c66696c6c6d656e7454797065{5-64}786d6c6e733d22687474703a2f2f6e732e61646f62652e636f6d2f616465707422{3-64}3c6469737472696275746f72{3-128}3c6f70657261746f7255524c{3-64}3c7472616e73616374696f6e{3-64}3c65787069726174696f6e{3-512}3c6d65746164617461{16-2048}3c6c6963656e7365546f6b656e"
     }
    ]
   }
  ]
 },
 "status": "unknown",
 "summary": "Adobe Content Server Message files are used to manage and download digital content, mostly ebooks, via Adobe Digital Editions. The .acsm file is essentially a 'key' to allow the download of purchased content.",
 "tools": [
  {
   "name": "Adobe Digital Editions",
   "url": "https://www.adobe.com/de/solutions/ebook/digital-editions.html",
   "reads": true,
   "writes": false,
   "license": "freeware"
  }
 ],
 "projects": [
  {
   "name": "PRONOM fmt/871",
   "url": "https://www.nationalarchives.gov.uk/PRONOM/fmt/871",
   "kind": "format-doc"
  },
  {
   "name": "Wikidata Q59654096",
   "url": "https://www.wikidata.org/wiki/Q59654096",
   "kind": "wiki"
  }
 ],
 "provenance": {
  "sources": [
   "pronom",
   "wikidata"
  ]
 },
 "updated": "2026-10-20",
 "aliases": [],
 "structure": [],
 "parsers": [],
 "conversions": [],
 "samples": [],
 "claims": [],
 "verification": []
}