<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0" xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd" xmlns:googleplay="http://www.google.com/schemas/play-podcasts/1.0"><channel><title><![CDATA[Tracebit Dispatches]]></title><description><![CDATA[Notes from the team building Tracebit, the answer to assume breach - canaries, deception, detection, and what we're learning along the way.]]></description><link>https://newsletter.tracebit.com</link><image><url>https://substackcdn.com/image/fetch/$s_!FLdk!,w_256,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc78965ed-2660-4920-ae14-f687d5b9f57d_1280x1280.png</url><title>Tracebit Dispatches</title><link>https://newsletter.tracebit.com</link></image><generator>Substack</generator><lastBuildDate>Tue, 14 Jul 2026 00:51:24 GMT</lastBuildDate><atom:link href="https://newsletter.tracebit.com/feed" rel="self" type="application/rss+xml"/><copyright><![CDATA[Tracebit Limited]]></copyright><language><![CDATA[en]]></language><webMaster><![CDATA[tracebit@substack.com]]></webMaster><itunes:owner><itunes:email><![CDATA[tracebit@substack.com]]></itunes:email><itunes:name><![CDATA[Tracebit]]></itunes:name></itunes:owner><itunes:author><![CDATA[Tracebit]]></itunes:author><googleplay:owner><![CDATA[tracebit@substack.com]]></googleplay:owner><googleplay:email><![CDATA[tracebit@substack.com]]></googleplay:email><googleplay:author><![CDATA[Tracebit]]></googleplay:author><itunes:block><![CDATA[Yes]]></itunes:block><item><title><![CDATA[Context bombs: Canaries that stop AI attackers]]></title><description><![CDATA[Frontier AI agents can seize full admin of a cloud account in minutes - a critical action within 14 minutes on average, leaving defenders barely an 8-minute window to respond.]]></description><link>https://newsletter.tracebit.com/p/context-bombs-stopping-ai-attackers</link><guid isPermaLink="false">https://newsletter.tracebit.com/p/context-bombs-stopping-ai-attackers</guid><dc:creator><![CDATA[Tracebit]]></dc:creator><pubDate>Mon, 13 Jul 2026 16:46:41 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!pPca!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F912419ab-5532-4218-83c8-adf6a09cb619_1653x864.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!pPca!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F912419ab-5532-4218-83c8-adf6a09cb619_1653x864.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!pPca!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F912419ab-5532-4218-83c8-adf6a09cb619_1653x864.png 424w, https://substackcdn.com/image/fetch/$s_!pPca!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F912419ab-5532-4218-83c8-adf6a09cb619_1653x864.png 848w, https://substackcdn.com/image/fetch/$s_!pPca!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F912419ab-5532-4218-83c8-adf6a09cb619_1653x864.png 1272w, https://substackcdn.com/image/fetch/$s_!pPca!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F912419ab-5532-4218-83c8-adf6a09cb619_1653x864.png 1456w" sizes="100vw"><img 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srcset="https://substackcdn.com/image/fetch/$s_!pPca!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F912419ab-5532-4218-83c8-adf6a09cb619_1653x864.png 424w, https://substackcdn.com/image/fetch/$s_!pPca!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F912419ab-5532-4218-83c8-adf6a09cb619_1653x864.png 848w, https://substackcdn.com/image/fetch/$s_!pPca!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F912419ab-5532-4218-83c8-adf6a09cb619_1653x864.png 1272w, https://substackcdn.com/image/fetch/$s_!pPca!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F912419ab-5532-4218-83c8-adf6a09cb619_1653x864.png 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>Frontier AI agents can seize full admin of a cloud account in minutes - a critical action within 14 minutes on average, leaving defenders barely an 8-minute window to respond. When attacks move that fast, detection alone isn&#8217;t enough.</p><p>So we built something that doesn&#8217;t just alert you - it stops the attacker. A context bomb is a short string planted in a decoy secret that trips an AI model&#8217;s own safety guardrails, causing the agent to refuse to continue. You still get the alert; the attack halts early.</p><p>Across five frontier models and 152 attack runs, a single context bomb cut complete account compromise from 36% of runs to 1%. Opus 4.8, the most capable agent we tested, went from gaining admin in 93% of runs to failing every time. The full benchmark, the data, and what to weigh before deploying one are on the Tracebit blog.</p><p><strong><a href="https://tracebit.com/blog/context-bombs?utm_source=substack&amp;utm_medium=email&amp;utm_campaign=context-bombs">Read the full post on tracebit.com &#8594;</a></strong></p>]]></content:encoded></item></channel></rss>