ActivityPub Viewer

A small tool to view real-world ActivityPub objects as JSON! Enter a URL or username from Mastodon or a similar service below, and we'll send a request with the right Accept header to the server to view the underlying object.

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{ "@context": [ "https://www.w3.org/ns/activitystreams", { "ostatus": "http://ostatus.org#", "atomUri": "ostatus:atomUri", "inReplyToAtomUri": "ostatus:inReplyToAtomUri", "conversation": "ostatus:conversation", "sensitive": "as:sensitive", "toot": "http://joinmastodon.org/ns#", "votersCount": "toot:votersCount", "litepub": "http://litepub.social/ns#", "directMessage": "litepub:directMessage", "Hashtag": "as:Hashtag" } ], "id": "https://infosec.exchange/users/adulau/statuses/113085306015028697", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-09-05T14:00:30Z", "url": "https://infosec.exchange/@adulau/113085306015028697", "attributedTo": "https://infosec.exchange/users/adulau", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://infosec.exchange/users/adulau/followers", "https://misp-community.org/users/misp", "https://social.circl.lu/users/circl" ], "sensitive": false, "atomUri": "https://infosec.exchange/users/adulau/statuses/113085306015028697", "inReplyToAtomUri": null, "conversation": "tag:infosec.exchange,2024-09-05:objectId=191294152:objectType=Conversation", "content": "<p>We added a new attribute type called <code>dom-hash</code> in MISP. </p><p>dom-hash is a structural fingerprint of an HTML Document Object Model (DOM), originally developed by CERT.PL.</p><p>The fingerprint is generated by extracting all the tag names from the HTML page (ignoring the content and attributes). These tag names are concatenated using a pipe symbol (|), hashed with the SHA-256 algorithm, and then truncated to the first 32 characters.</p><p>Software like LookyLoo implements this algorithm, which can be used in MISP to share, cluster and correlate information about similar web pages (e.g., phishing pages).</p><p>We use dom-hash in various projects, and it delivers impressive results for such a simple algorithm.</p><p>🔗 New attribute type in MISP <a href=\"https://github.com/MISP/MISP/commit/69599f87bb00a19c0573f3a331\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">github.com/MISP/MISP/commit/69</span><span class=\"invisible\">599f87bb00a19c0573f3a331</span></a><br>7b7645f800b0c0<br>🔗 LookyLoo <a href=\"https://lookyloo.circl.lu/capture\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">lookyloo.circl.lu/capture</span><span class=\"invisible\"></span></a></p><p><span class=\"h-card\" translate=\"no\"><a href=\"https://misp-community.org/@misp\" class=\"u-url mention\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">@<span>misp</span></a></span> <br><span class=\"h-card\" translate=\"no\"><a href=\"https://social.circl.lu/@circl\" class=\"u-url mention\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">@<span>circl</span></a></span> </p><p><a href=\"https://infosec.exchange/tags/threatintel\" class=\"mention hashtag\" rel=\"tag\">#<span>threatintel</span></a> <a href=\"https://infosec.exchange/tags/threat_intelligence\" class=\"mention hashtag\" rel=\"tag\">#<span>threat_intelligence</span></a> <a href=\"https://infosec.exchange/tags/opensource\" class=\"mention hashtag\" rel=\"tag\">#<span>opensource</span></a> <a href=\"https://infosec.exchange/tags/dom\" class=\"mention hashtag\" rel=\"tag\">#<span>dom</span></a>-hash <a href=\"https://infosec.exchange/tags/phishing\" class=\"mention hashtag\" rel=\"tag\">#<span>phishing</span></a></p>", "contentMap": { "en": "<p>We added a new attribute type called <code>dom-hash</code> in MISP. </p><p>dom-hash is a structural fingerprint of an HTML Document Object Model (DOM), originally developed by CERT.PL.</p><p>The fingerprint is generated by extracting all the tag names from the HTML page (ignoring the content and attributes). These tag names are concatenated using a pipe symbol (|), hashed with the SHA-256 algorithm, and then truncated to the first 32 characters.</p><p>Software like LookyLoo implements this algorithm, which can be used in MISP to share, cluster and correlate information about similar web pages (e.g., phishing pages).</p><p>We use dom-hash in various projects, and it delivers impressive results for such a simple algorithm.</p><p>🔗 New attribute type in MISP <a href=\"https://github.com/MISP/MISP/commit/69599f87bb00a19c0573f3a331\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">github.com/MISP/MISP/commit/69</span><span class=\"invisible\">599f87bb00a19c0573f3a331</span></a><br>7b7645f800b0c0<br>🔗 LookyLoo <a href=\"https://lookyloo.circl.lu/capture\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">lookyloo.circl.lu/capture</span><span class=\"invisible\"></span></a></p><p><span class=\"h-card\" translate=\"no\"><a href=\"https://misp-community.org/@misp\" class=\"u-url mention\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">@<span>misp</span></a></span> <br><span class=\"h-card\" translate=\"no\"><a href=\"https://social.circl.lu/@circl\" class=\"u-url mention\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">@<span>circl</span></a></span> </p><p><a href=\"https://infosec.exchange/tags/threatintel\" class=\"mention hashtag\" rel=\"tag\">#<span>threatintel</span></a> <a href=\"https://infosec.exchange/tags/threat_intelligence\" class=\"mention hashtag\" rel=\"tag\">#<span>threat_intelligence</span></a> <a href=\"https://infosec.exchange/tags/opensource\" class=\"mention hashtag\" rel=\"tag\">#<span>opensource</span></a> <a href=\"https://infosec.exchange/tags/dom\" class=\"mention hashtag\" rel=\"tag\">#<span>dom</span></a>-hash <a href=\"https://infosec.exchange/tags/phishing\" class=\"mention hashtag\" rel=\"tag\">#<span>phishing</span></a></p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://misp-community.org/users/misp", "name": "@misp@misp-community.org" }, { "type": "Mention", "href": "https://social.circl.lu/users/circl", "name": "@circl@social.circl.lu" }, { "type": "Hashtag", "href": "https://infosec.exchange/tags/threatintel", "name": "#threatintel" }, { "type": "Hashtag", "href": "https://infosec.exchange/tags/threat_intelligence", "name": "#threat_intelligence" }, { "type": "Hashtag", "href": "https://infosec.exchange/tags/opensource", "name": "#opensource" }, { "type": "Hashtag", "href": "https://infosec.exchange/tags/dom", "name": "#dom" }, { "type": "Hashtag", "href": "https://infosec.exchange/tags/phishing", "name": "#phishing" } ], "replies": { "id": "https://infosec.exchange/users/adulau/statuses/113085306015028697/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://infosec.exchange/users/adulau/statuses/113085306015028697/replies?only_other_accounts=true&page=true", "partOf": "https://infosec.exchange/users/adulau/statuses/113085306015028697/replies", "items": [] } }, "likes": { "id": "https://infosec.exchange/users/adulau/statuses/113085306015028697/likes", "type": "Collection", "totalItems": 13 }, "shares": { "id": "https://infosec.exchange/users/adulau/statuses/113085306015028697/shares", "type": "Collection", "totalItems": 13 } }