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2000 stickers and 1000 fridge magnets are arrived. Hope we can bring it to
#37c3 ;-)#hardenedlinux#stickers#magnetspic.twitter.com/fgvyQMXD01
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Thanks to our donors! We printed a few thousands of stickers and bridge magnets for "Public Money? Public Code!" promotion!
#publiccode#copyleft#fsfe#libresw#librefw#librehwpic.twitter.com/nTGw1qcCh4
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We split different resources( based on “resource centric” in syzkaller ) by collecting different states triggered by them to generate( stack-based) new program. That's what we call state based fuzzer: https://github.com/hardenedlinux/harbian-qa/blob/master/syzkaller/kstat_demo/tcp-ipv6/test.md …
#fuzzer#syzkaller#qa#harbianpic.twitter.com/otoz4QRi4R
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Fileless Malware Infection And Linux Process Injection In Linux OS https://www.youtube.com/watch?v=RvBj8C5okp0 … slide: https://2019.hack.lu/archive/2019/Fileless-Malware-Infection-and-Linux-Process-Injection-in-Linux-OS.pdf …
#malwaremustdie#linux#malware -
Hardening the boot: heads with some PaX/GRsecurity features running as a coreboot payload to kill some exploit vectors.
#coreboot#heads#grsecurity#faultinjection#thunderclappic.twitter.com/SJRmVbvhoY
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If this i486 based CPU can support SMAP, it should be highly customized and likely to introduce tempting features like speculative exec?
#intelme#i486#smappic.twitter.com/dcLarpQX2Q
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We try to make the customized parts as easy-to-maintainence as possible.pic.twitter.com/qBcLMVzQuG
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Multiple policy fuzzer( syz-hub) https://github.com/hardenedlinux/harbian-qa/tree/master/syzkaller/multi_policy …
#syzkaller#fuzzer#qapic.twitter.com/7XqOBmrONB
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Defending Against Out-of-Band Management BMC Attacks https://firmwaresecurity.files.wordpress.com/2019/05/lfnw2019-bmc.pdf … Video: https://www.youtube.com/watch?v=C6Q0_N54GcA …
#firmware#BMCpic.twitter.com/HWp8Jr6DQl
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Attacking Hardware Root of Trust from UEFI Firmware https://www.youtube.com/watch?v=Ap-2CnoyBek …
#bootjail#firmware#smi -
Update: Run
#coreboot w/ BBL/OpenSBI and linux kernel on HiFive Unleashed( RISC-V) https://github.com/hardenedlinux/embedded-iot_profile/blob/master/docs/riscv/hifiveunleashed_coreboot_notes-en.md …#librefw#opensbi#riscv@coreboot_org@risc_vpic.twitter.com/IjVjTEDMNJ
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Exploitation from malicious PCI Express peripherals https://www.cl.cam.ac.uk/techreports/UCAM-CL-TR-934.pdf …
#peripherals#pciepic.twitter.com/HzjrG8yZEi
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Titan: enabling a transparent silicon root of trust for Cloud https://www.hotchips.org/hc30/1conf/1.14_Google_Titan_GoogleFinalTitanHotChips2018.pdf …
#titan#opentitanpic.twitter.com/af5cm4CRi4
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the 1st batch of test results from customized state-based fuzzer( syzkaller) https://github.com/hardenedlinux/harbian-qa/blob/master/syzkaller/kstat_demo/test.md …
#fuzzer#syzkallerpic.twitter.com/S79nIFHXdQ
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Glad to see
#PureBoot being integrated into Librem laptop: https://puri.sm/posts/pureboot-the-high-security-boot-process/ … We've been doing very similar things since 2016: https://github.com/hardenedlinux/hardenedlinux_profiles/raw/master/slide/hardening_the_core.pdf … but we had an another name "hardenedboot".pic.twitter.com/qGS5eDAT1n
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