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", "Hashtag": "as:Hashtag" } ], "id": "https://burn.capital/users/Schneier_rss/statuses/114178602175318231", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-03-17T16:00:06Z", "url": "https://burn.capital/@Schneier_rss/114178602175318231", "attributedTo": "https://burn.capital/users/Schneier_rss", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://burn.capital/users/Schneier_rss/followers" ], "sensitive": false, "atomUri": "https://burn.capital/users/Schneier_rss/statuses/114178602175318231", "inReplyToAtomUri": null, "conversation": "tag:burn.capital,2025-03-17:objectId=1363311:objectType=Conversation", "content": "<p>Improvements in Brute Force Attacks</p><p>New paper: “GPU Assisted Brute Force Cryptanalysis of GPRS, GSM, RFID, and TETRA: Brute Force Cryptanalysis of KASUMI, SPECK, and TEA3.”<br />... <a href=\"https://www.schneier.com/blog/archives/2025/03/improvements-in-brute-force-attacks.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">schneier.com/blog/archives/202</span><span class=\"invisible\">5/03/improvements-in-brute-force-attacks.html</span></a></p><p> <a href=\"https://burn.capital/tags/academicpapers\" class=\"mention hashtag\" rel=\"tag\">#<span>academicpapers</span></a> <a href=\"https://burn.capital/tags/Uncategorized\" class=\"mention hashtag\" rel=\"tag\">#<span>Uncategorized</span></a> <a href=\"https://burn.capital/tags/cryptanalysis\" class=\"mention hashtag\" rel=\"tag\">#<span>cryptanalysis</span></a> <a href=\"https://burn.capital/tags/keys\" class=\"mention hashtag\" rel=\"tag\">#<span>keys</span></a></p>", "contentMap": { "en": "<p>Improvements in Brute Force Attacks</p><p>New paper: “GPU Assisted Brute Force Cryptanalysis of GPRS, GSM, RFID, and TETRA: Brute Force Cryptanalysis of KASUMI, SPECK, and TEA3.”<br />... <a href=\"https://www.schneier.com/blog/archives/2025/03/improvements-in-brute-force-attacks.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">schneier.com/blog/archives/202</span><span class=\"invisible\">5/03/improvements-in-brute-force-attacks.html</span></a></p><p> <a href=\"https://burn.capital/tags/academicpapers\" class=\"mention hashtag\" rel=\"tag\">#<span>academicpapers</span></a> <a href=\"https://burn.capital/tags/Uncategorized\" class=\"mention hashtag\" rel=\"tag\">#<span>Uncategorized</span></a> <a href=\"https://burn.capital/tags/cryptanalysis\" class=\"mention hashtag\" rel=\"tag\">#<span>cryptanalysis</span></a> <a href=\"https://burn.capital/tags/keys\" class=\"mention hashtag\" rel=\"tag\">#<span>keys</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://burn.capital/tags/academicpapers", "name": "#academicpapers" }, { "type": "Hashtag", "href": "https://burn.capital/tags/Uncategorized", "name": "#Uncategorized" }, { "type": "Hashtag", "href": "https://burn.capital/tags/cryptanalysis", "name": "#cryptanalysis" }, { "type": "Hashtag", "href": "https://burn.capital/tags/keys", "name": "#keys" } ], "replies": { "id": "https://burn.capital/users/Schneier_rss/statuses/114178602175318231/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://burn.capital/users/Schneier_rss/statuses/114178602175318231/replies?only_other_accounts=true&page=true", "partOf": "https://burn.capital/users/Schneier_rss/statuses/114178602175318231/replies", "items": [] } }, "likes": { "id": "https://burn.capital/users/Schneier_rss/statuses/114178602175318231/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://burn.capital/users/Schneier_rss/statuses/114178602175318231/shares", "type": "Collection", "totalItems": 0 } }