2026-09-18T20:41:56Z https://njump.me David Buchanan https://njump.me/npub1cyj4sar2p2z2yymefkr4g2uhku4wyyye9z706dytq4j3ka2ethyqdmkp27 https://retr0.id/media/1af2fd7f-d907-4efe-bccf-59ae968dc7a5/pp.jpg https://retr0.id/media/1af2fd7f-d907-4efe-bccf-59ae968dc7a5/pp.jpg https://njump.me/nevent1qqs9gy97gg87tjwgg7xppxp42hyr3gu7mazg0vka276adl9gkgtfryszyrqj2kr5dg9gfgsn09xcw4ptj7mj4cssny5telf53vzk2xm4t9wusqcl4v5 cut my heap into pieces, this is my crash report: <br/>allocation, no alignment <br/>don&#39;t give a fuck if it faults on assignment <br/>this is my last abort() 2025-05-31T20:28:59Z https://njump.me/nevent1qqsx6l07ljll7vgxwtqzld097jpr2ta6vsysxm0mh9j4hv50pkj2pzgzyrqj2kr5dg9gfgsn09xcw4ptj7mj4cssny5telf53vzk2xm4t9wushc4gm8 Stop Saying &#34;Responsible Disclosure&#34; <br/> <br/><a href="https://www.da.vidbuchanan.co.uk/blog/responsible-disclosure.html">https://www.da.vidbuchanan.co.uk/blog/responsible-disclosure.html</a> 2025-05-11T20:57:06Z https://njump.me/nevent1qqs03s7h728nzqr5tyvgfpq8yyeph7fj7rr5elwp8ay0umlmqetctvgzyrqj2kr5dg9gfgsn09xcw4ptj7mj4cssny5telf53vzk2xm4t9wusw2lqt7 <img src="https://retr0.id/media/065fec9e-a8fc-4962-bac5-178cb0ea8e42/image.png"> <br/> 2025-05-04T00:19:56Z https://njump.me/nevent1qqsrkljyz5hg2m4ldwjr0a797d5lr0wdpmw8ws0ff3q82np8pz8qhggzyrqj2kr5dg9gfgsn09xcw4ptj7mj4cssny5telf53vzk2xm4t9wusk6ncq4 timestamps suck. let everything happen at once. 2024-11-04T20:06:10Z https://njump.me/nevent1qqsymjcghx20u8huqsvcc5pthpgepdjtxjav0y82z4nachndw6zg2ngzyrqj2kr5dg9gfgsn09xcw4ptj7mj4cssny5telf53vzk2xm4t9wus50t0ek <img src="https://retr0.id/media/e578c6f5-d27d-4b74-9327-cd0faadc1946/gnome2.png"> <br/> 2024-10-26T04:32:15Z https://njump.me/nevent1qqs2r7wde9zvza5udmt8udsh4e2s3ky4xtxue2ly4fg00urxcwxu49gzyrqj2kr5dg9gfgsn09xcw4ptj7mj4cssny5telf53vzk2xm4t9wusktegnj Can you get root with only a cigarette lighter? <br/> <br/>(Yes!) <br/> <br/><a href="https://www.da.vidbuchanan.co.uk/blog/dram-emfi.html">https://www.da.vidbuchanan.co.uk/blog/dram-emfi.html</a><br/> <img src="https://retr0.id/media/083fb9e8-45fa-49e1-bfe3-f30035624be5/memtest.jpg"> <br/> 2024-10-07T13:07:34Z https://njump.me/nevent1qqs9z6ccpsg0cwaqmdzfa58h00qcnxcl5hpshml72pr6xyqydtyc06czyrqj2kr5dg9gfgsn09xcw4ptj7mj4cssny5telf53vzk2xm4t9wusvwzmpl In reply to <a href='/nevent1qqsdc0wyt4mxr4sn7wk6yluw5yt96egjvkqx7rge4sxmzzhvp0pnmrsw4vyhj'>nevent1q…vyhj</a><br/>_________________________<br/><br/>now with 100% more root. prototype-quality exploit source: <a href="https://github.com/DavidBuchanan314/dram_emfi/blob/main/linux_x86_64_lpe.c">https://github.com/DavidBuchanan314/dram_emfi/blob/main/linux_x86_64_lpe.c</a><br/><video controls width="100%" class="max-h-[90vh] bg-neutral-300 dark:bg-zinc-700"><source src="https://retr0.id/media/185115fd-5804-4347-94a1-5d4589aa2696/linux_lpe.mp4"></video><br/> 2024-10-05T04:23:33Z https://njump.me/nevent1qqsdc0wyt4mxr4sn7wk6yluw5yt96egjvkqx7rge4sxmzzhvp0pnmrszyrqj2kr5dg9gfgsn09xcw4ptj7mj4cssny5telf53vzk2xm4t9wus8tqe5l In reply to <a href='/nevent1qqs2m22wvvkgsw0ednz883vkywzufk5859y3wnsellm0rm5avhhhs8grx9cs3'>nevent1q…9cs3</a><br/>_________________________<br/><br/>I&#39;m exploring this because I think it might be useful for console hacking - where you have physical access, and the ability to execute sandboxed code (say, inside a web browser) 2024-10-02T22:19:02Z https://njump.me/nevent1qqs2m22wvvkgsw0ednz883vkywzufk5859y3wnsellm0rm5avhhhs8gzyrqj2kr5dg9gfgsn09xcw4ptj7mj4cssny5telf53vzk2xm4t9wuszelt4h In reply to <a href='/nevent1qqsr5tg000m8xgtda7yq9u25lzcttm49948espuhm58p4aadmzgymhccv0nnq'>nevent1q…0nnq</a><br/>_________________________<br/><br/>PoC source: <a href="https://github.com/DavidBuchanan314/dram_emfi/blob/348bd15c9e767bff5968a4fcc80a97b81dc63bda/ddr3_dq7.py">https://github.com/DavidBuchanan314/dram_emfi/blob/348bd15c9e767bff5968a4fcc80a97b81dc63bda/ddr3_dq7.py</a> 2024-10-02T22:17:49Z https://njump.me/nevent1qqsr5tg000m8xgtda7yq9u25lzcttm49948espuhm58p4aadmzgymhczyrqj2kr5dg9gfgsn09xcw4ptj7mj4cssny5telf53vzk2xm4t9wusdgxn95 If you solder a ~10cm long &#34;antenna&#34; wire to a laptop&#39;s DRAM data bus, it makes it extra sensitive to electromagnetic interference. <br/> <br/>So much so that clicking a piezo-electric arc lighter nearby can induce bit-flips. <br/> <br/>I wrote an exploit to turn those bitflips into a shell:<br/><video controls width="100%" class="max-h-[90vh] bg-neutral-300 dark:bg-zinc-700"><source src="https://retr0.id/media/6f3406c0-1a6c-4025-845b-96598f4c3f98/poc.mp4"></video><br/> 2024-10-02T22:17:32Z https://njump.me/nevent1qqsytquq3fq9grr70v9ngk3ctdd8652m52ucq6845x9c3rqcp6ln7cqzyrqj2kr5dg9gfgsn09xcw4ptj7mj4cssny5telf53vzk2xm4t9wusm75ck6 <img src="https://retr0.id/media/b473bf44-7d99-49a0-9fcb-d37d134c8818/computer.jpg"> <br/> 2023-12-14T03:13:38Z https://njump.me/nevent1qqs9j2lxh9kwsxt65fwngen3efgsg2qznd7e80ty2crdy2vg8etrd6gzyrqj2kr5dg9gfgsn09xcw4ptj7mj4cssny5telf53vzk2xm4t9wusl7jygq hello welcome to my tutorial on how the JPEG file format works<br/> <img src="https://retr0.id/media/2ec15d2e-dca2-4413-bd8f-dccc26afd022/owl.jpg"> <br/> 2023-03-29T18:50:45Z