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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{
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"sensitive": "as:sensitive",
"toot": "http://joinmastodon.org/ns#",
"votersCount": "toot:votersCount",
"litepub": "http://litepub.social/ns#",
"directMessage": "litepub:directMessage",
"Hashtag": "as:Hashtag"
}
],
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"published": "2025-06-13T18:52:39Z",
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"content": "<p>Hello World! <a href=\"https://infosec.exchange/tags/introduction\" class=\"mention hashtag\" rel=\"tag\">#<span>introduction</span></a> </p><p>Work in cybersec for 25+ years. Big OSS proponent. </p><p>Latest projects:</p><p>VectorSmuggle is acomprehensive proof-of-concept demonstrating vector-based data exfiltration techniques in AI/ML environments. This project illustrates potential risks in RAG systems and provides tools and concepts for defensive analysis.<br /><a href=\"https://github.com/jaschadub/VectorSmuggle\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">github.com/jaschadub/VectorSmu</span><span class=\"invisible\">ggle</span></a></p><p>SchemaPin protocol for cryptographically signing and verifying AI agent tool schemas to prevent supply-chain attacks (aka MCP Rug Pulls).<br /><a href=\"https://github.com/ThirdKeyAI/SchemaPin\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">github.com/ThirdKeyAI/SchemaPin</span><span class=\"invisible\"></span></a></p><p><a href=\"https://infosec.exchange/tags/ai\" class=\"mention hashtag\" rel=\"tag\">#<span>ai</span></a> <a href=\"https://infosec.exchange/tags/AiResearch\" class=\"mention hashtag\" rel=\"tag\">#<span>AiResearch</span></a> <a href=\"https://infosec.exchange/tags/aisecurity\" class=\"mention hashtag\" rel=\"tag\">#<span>aisecurity</span></a> <a href=\"https://infosec.exchange/tags/rag\" class=\"mention hashtag\" rel=\"tag\">#<span>rag</span></a> <a href=\"https://infosec.exchange/tags/mcp\" class=\"mention hashtag\" rel=\"tag\">#<span>mcp</span></a> <a href=\"https://infosec.exchange/tags/mcpserver\" class=\"mention hashtag\" rel=\"tag\">#<span>mcpserver</span></a></p>",
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"en": "<p>Hello World! <a href=\"https://infosec.exchange/tags/introduction\" class=\"mention hashtag\" rel=\"tag\">#<span>introduction</span></a> </p><p>Work in cybersec for 25+ years. Big OSS proponent. </p><p>Latest projects:</p><p>VectorSmuggle is acomprehensive proof-of-concept demonstrating vector-based data exfiltration techniques in AI/ML environments. This project illustrates potential risks in RAG systems and provides tools and concepts for defensive analysis.<br /><a href=\"https://github.com/jaschadub/VectorSmuggle\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">github.com/jaschadub/VectorSmu</span><span class=\"invisible\">ggle</span></a></p><p>SchemaPin protocol for cryptographically signing and verifying AI agent tool schemas to prevent supply-chain attacks (aka MCP Rug Pulls).<br /><a href=\"https://github.com/ThirdKeyAI/SchemaPin\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">github.com/ThirdKeyAI/SchemaPin</span><span class=\"invisible\"></span></a></p><p><a href=\"https://infosec.exchange/tags/ai\" class=\"mention hashtag\" rel=\"tag\">#<span>ai</span></a> <a href=\"https://infosec.exchange/tags/AiResearch\" class=\"mention hashtag\" rel=\"tag\">#<span>AiResearch</span></a> <a href=\"https://infosec.exchange/tags/aisecurity\" class=\"mention hashtag\" rel=\"tag\">#<span>aisecurity</span></a> <a href=\"https://infosec.exchange/tags/rag\" class=\"mention hashtag\" rel=\"tag\">#<span>rag</span></a> <a href=\"https://infosec.exchange/tags/mcp\" class=\"mention hashtag\" rel=\"tag\">#<span>mcp</span></a> <a href=\"https://infosec.exchange/tags/mcpserver\" class=\"mention hashtag\" rel=\"tag\">#<span>mcpserver</span></a></p>"
},
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{
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{
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},
{
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"name": "#mcpserver"
}
],
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