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", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://infosec.exchange/users/pulls/collections/featured", "type": "OrderedCollection", "totalItems": 1, "orderedItems": [ { "id": "https://infosec.exchange/users/pulls/statuses/112559868236731334", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-06-04T18:54:46Z", "url": "https://infosec.exchange/@pulls/112559868236731334", "attributedTo": "https://infosec.exchange/users/pulls", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://infosec.exchange/users/pulls/followers", "https://mastodon.online/users/mullvadnet" ], "sensitive": false, "atomUri": "https://infosec.exchange/users/pulls/statuses/112559868236731334", "inReplyToAtomUri": null, "conversation": "tag:infosec.exchange,2024-06-04:objectId=164869371:objectType=Conversation", "content": "<p>I evaluated using the first eight production servers from <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.online/@mullvadnet\" class=\"u-url mention\">@<span>mullvadnet</span></a></span> running the new DAITA feature as a Windows user. The results are below. TL;DR: DAITA makes it harder to fingerprint web traffic but costs a couple of extra MiB of bandwidth and seconds of delay per website visit.</p>", "contentMap": { "en": "<p>I evaluated using the first eight production servers from <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.online/@mullvadnet\" class=\"u-url mention\">@<span>mullvadnet</span></a></span> running the new DAITA feature as a Windows user. The results are below. TL;DR: DAITA makes it harder to fingerprint web traffic but costs a couple of extra MiB of bandwidth and seconds of delay per website visit.</p>" }, "updated": "2024-06-04T19:46:26Z", "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://media.infosec.exchange/infosec.exchange/media_attachments/files/112/559/866/039/343/669/original/eb6073e601c19a81.png", "name": "Six subgraphps in a 2x3 grip. The first two show accuracy of the RF and DF attacks, state of the art website fingerprinting attacks using deep learning, with a significant reduction in accuracy when running the DAITA defense. The middle two graphs show bandwidth overhead of DAITA, in the order of a couple of megabytes per website visit. The bottom row shows delay overhead, with about 1-2 seconds extra per website visit.", "blurhash": "U1Rysj_2%M~o03xuWB%L%Lt7a|%M4V%Mof%M", "focalPoint": [ 0, 0 ], "width": 1152, "height": 1152 } ], "tag": [ { "type": "Mention", "href": "https://mastodon.online/users/mullvadnet", "name": "@mullvadnet@mastodon.online" } ], "replies": { "id": "https://infosec.exchange/users/pulls/statuses/112559868236731334/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://infosec.exchange/users/pulls/statuses/112559868236731334/replies?min_id=112559870899507111&page=true", "partOf": "https://infosec.exchange/users/pulls/statuses/112559868236731334/replies", "items": [ "https://infosec.exchange/users/pulls/statuses/112559870899507111" ] } }, "likes": { "id": "https://infosec.exchange/users/pulls/statuses/112559868236731334/likes", "type": "Collection", "totalItems": 3 }, "shares": { "id": "https://infosec.exchange/users/pulls/statuses/112559868236731334/shares", "type": "Collection", "totalItems": 0 } } ] }