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://mamot.fr/users/9x0rg/statuses/114545373633713915", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-21T10:34:54Z", "url": "https://mamot.fr/@9x0rg/114545373633713915", "attributedTo": "https://mamot.fr/users/9x0rg", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mamot.fr/users/9x0rg/followers" ], "sensitive": false, "atomUri": "https://mamot.fr/users/9x0rg/statuses/114545373633713915", "inReplyToAtomUri": null, "conversation": "tag:mamot.fr,2025-05-21:objectId=218640135:objectType=Conversation", "content": "<p>Don&#39;t use PGP with emails. </p><p>&gt; Security researchers are sounding the alarm over a fresh flaw in the JavaScript implementation of OpenPGP (OpenPGP.js) that allows both signed and encrypted messages to be spoofed.</p><p>&gt; Discovered by Codean Labs&#39; Edoardo Geraci and Thomas Rinsma, the vulnerability essentially undermines the core purpose of using public key cryptography to secure communications.</p><p>**OpenPGP.js bug enables encrypted message spoofing**</p><p><a href=\"https://www.theregister.com/2025/05/20/openpgp_js_flaw/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">theregister.com/2025/05/20/ope</span><span class=\"invisible\">npgp_js_flaw/</span></a></p><p><a href=\"https://mamot.fr/tags/OpenPGP\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenPGP</span></a> <a href=\"https://mamot.fr/tags/PGP\" class=\"mention hashtag\" rel=\"tag\">#<span>PGP</span></a> <a href=\"https://mamot.fr/tags/Encryption\" class=\"mention hashtag\" rel=\"tag\">#<span>Encryption</span></a></p>", "contentMap": { "en": "<p>Don&#39;t use PGP with emails. </p><p>&gt; Security researchers are sounding the alarm over a fresh flaw in the JavaScript implementation of OpenPGP (OpenPGP.js) that allows both signed and encrypted messages to be spoofed.</p><p>&gt; Discovered by Codean Labs&#39; Edoardo Geraci and Thomas Rinsma, the vulnerability essentially undermines the core purpose of using public key cryptography to secure communications.</p><p>**OpenPGP.js bug enables encrypted message spoofing**</p><p><a href=\"https://www.theregister.com/2025/05/20/openpgp_js_flaw/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">theregister.com/2025/05/20/ope</span><span class=\"invisible\">npgp_js_flaw/</span></a></p><p><a href=\"https://mamot.fr/tags/OpenPGP\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenPGP</span></a> <a href=\"https://mamot.fr/tags/PGP\" class=\"mention hashtag\" rel=\"tag\">#<span>PGP</span></a> <a href=\"https://mamot.fr/tags/Encryption\" class=\"mention hashtag\" rel=\"tag\">#<span>Encryption</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mamot.fr/tags/openpgp", "name": "#openpgp" }, { "type": "Hashtag", "href": "https://mamot.fr/tags/pgp", "name": "#pgp" }, { "type": "Hashtag", "href": "https://mamot.fr/tags/encryption", "name": "#encryption" } ], "replies": { "id": "https://mamot.fr/users/9x0rg/statuses/114545373633713915/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mamot.fr/users/9x0rg/statuses/114545373633713915/replies?only_other_accounts=true&page=true", "partOf": "https://mamot.fr/users/9x0rg/statuses/114545373633713915/replies", "items": [] } }, "likes": { "id": "https://mamot.fr/users/9x0rg/statuses/114545373633713915/likes", "type": "Collection", "totalItems": 2 }, "shares": { "id": "https://mamot.fr/users/9x0rg/statuses/114545373633713915/shares", "type": "Collection", "totalItems": 2 } }