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.

Open in browser →
{ "@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/brian_greenberg/statuses/114525992888739855", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-18T00:26:07Z", "url": "https://infosec.exchange/@brian_greenberg/114525992888739855", "attributedTo": "https://infosec.exchange/users/brian_greenberg", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://infosec.exchange/users/brian_greenberg/followers" ], "sensitive": false, "atomUri": "https://infosec.exchange/users/brian_greenberg/statuses/114525992888739855", "inReplyToAtomUri": null, "conversation": "tag:infosec.exchange,2025-05-18:objectId=272241979:objectType=Conversation", "content": "<p>📍 What if your app could use your location — without ever knowing where you are?</p><p>That’s what a team of researchers in Europe is working on: a privacy-preserving location sharing system that uses cover traffic to mask your real coordinates.</p><p>How it works:<br />🧠 Your device generates plausible decoy locations<br />📡 These are transmitted alongside your true location<br />🛡️ Even your service provider can’t tell which one is real<br />🚗 Designed for use in navigation and safety systems, like car apps or emergency alerts</p><p>Still in the research phase — but if this proves scalable, it could shift the privacy paradigm away from “trust us” to “can’t see it.”</p><p><a href=\"https://infosec.exchange/tags/PrivacyTech\" class=\"mention hashtag\" rel=\"tag\">#<span>PrivacyTech</span></a> <a href=\"https://infosec.exchange/tags/CyberSecurity\" class=\"mention hashtag\" rel=\"tag\">#<span>CyberSecurity</span></a> <a href=\"https://infosec.exchange/tags/LocationPrivacy\" class=\"mention hashtag\" rel=\"tag\">#<span>LocationPrivacy</span></a> <a href=\"https://infosec.exchange/tags/Innovation\" class=\"mention hashtag\" rel=\"tag\">#<span>Innovation</span></a> <a href=\"https://infosec.exchange/tags/Infosec\" class=\"mention hashtag\" rel=\"tag\">#<span>Infosec</span></a><br /><a href=\"https://www.theregister.com/2025/05/17/privacy_preserving_location_sharing/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">theregister.com/2025/05/17/pri</span><span class=\"invisible\">vacy_preserving_location_sharing/</span></a></p>", "contentMap": { "en": "<p>📍 What if your app could use your location — without ever knowing where you are?</p><p>That’s what a team of researchers in Europe is working on: a privacy-preserving location sharing system that uses cover traffic to mask your real coordinates.</p><p>How it works:<br />🧠 Your device generates plausible decoy locations<br />📡 These are transmitted alongside your true location<br />🛡️ Even your service provider can’t tell which one is real<br />🚗 Designed for use in navigation and safety systems, like car apps or emergency alerts</p><p>Still in the research phase — but if this proves scalable, it could shift the privacy paradigm away from “trust us” to “can’t see it.”</p><p><a href=\"https://infosec.exchange/tags/PrivacyTech\" class=\"mention hashtag\" rel=\"tag\">#<span>PrivacyTech</span></a> <a href=\"https://infosec.exchange/tags/CyberSecurity\" class=\"mention hashtag\" rel=\"tag\">#<span>CyberSecurity</span></a> <a href=\"https://infosec.exchange/tags/LocationPrivacy\" class=\"mention hashtag\" rel=\"tag\">#<span>LocationPrivacy</span></a> <a href=\"https://infosec.exchange/tags/Innovation\" class=\"mention hashtag\" rel=\"tag\">#<span>Innovation</span></a> <a href=\"https://infosec.exchange/tags/Infosec\" class=\"mention hashtag\" rel=\"tag\">#<span>Infosec</span></a><br /><a href=\"https://www.theregister.com/2025/05/17/privacy_preserving_location_sharing/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">theregister.com/2025/05/17/pri</span><span class=\"invisible\">vacy_preserving_location_sharing/</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://infosec.exchange/tags/privacytech", "name": "#privacytech" }, { "type": "Hashtag", "href": "https://infosec.exchange/tags/cybersecurity", "name": "#cybersecurity" }, { "type": "Hashtag", "href": "https://infosec.exchange/tags/locationprivacy", "name": "#locationprivacy" }, { "type": "Hashtag", "href": "https://infosec.exchange/tags/innovation", "name": "#innovation" }, { "type": "Hashtag", "href": "https://infosec.exchange/tags/infosec", "name": "#infosec" } ], "replies": { "id": "https://infosec.exchange/users/brian_greenberg/statuses/114525992888739855/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://infosec.exchange/users/brian_greenberg/statuses/114525992888739855/replies?only_other_accounts=true&page=true", "partOf": "https://infosec.exchange/users/brian_greenberg/statuses/114525992888739855/replies", "items": [] } }, "likes": { "id": "https://infosec.exchange/users/brian_greenberg/statuses/114525992888739855/likes", "type": "Collection", "totalItems": 8 }, "shares": { "id": "https://infosec.exchange/users/brian_greenberg/statuses/114525992888739855/shares", "type": "Collection", "totalItems": 9 } }