ruik

5 ms·

1.
by ruik 2mo ago
Well I believe it is the ID for the x86 "Corporate Entity Other Than Intel/AMD", as mentioned https://www.phoronix.com/news/x86-Opcodes-Not-AMD-Or-Intel and here https://www.phoronix.com/
2.
New x86 CPUID Entry For "EVOLUTIONARY"(sandpile.org)
1 points by ruik 2mo ago|2 comments
3.
Front-Panel Booting an ATmega88 Microcontroller [video](youtube.com)
3 points by ruik 11mo ago|0 comments
4.
Running Microsoft's first product on the Altair 8800, from paper tape [video](youtube.com)
3 points by ruik 2y ago|0 comments
5.
38C3: Illegal Instructions Streaming(streaming.media.ccc.de)
18 points by ruik 2y ago|1 comments
6.
by ruik 2y ago
Maybe better link https://fahrplan.events.ccc.de/congress/2024/fahrplan/schedu...
7.
38. Chaos Communication Congress Schedule(events.ccc.de)
3 points by ruik 2y ago|1 comments
8.
I nerd sniped myself with x86 Message Signaled Interrupts format
1 points by ruik 2y ago|0 comments
9.
Making 8-bit Music From Scratch at the Commodore 64 BASIC Prompt [video](youtube.com)
8 points by ruik 2y ago|1 comments
10.
Never Gonna Gifugue Up [video](youtube.com)
7 points by ruik 2y ago|0 comments
11.
DEF Con 32 – AMD Sinkclose Universal Ring-2 Privilege Escalation (Not Redacted) [pdf](media.defcon.org)
195 points by ruik 2y ago|30 comments
12.
GhostWrite Bug of XuanTie C910 and C920 RISC-V CPU(ghostwriteattack.com)
1 points by ruik 2y ago|0 comments
13.
Can a Steel Cutting Laser Cook a Perfect Burger? [video](youtube.com)
9 points by ruik 3y ago|2 comments
14.
by ruik 3y ago
That blast from the past and welcome to the 80's ! The 0x87 BIOS service is used to perform the memcpy() from real mode. You might think it is just 3 arguments! But not in that good old days of 1987++ it was all much more convoluted fu
15.
Operation Triangulation: no hardware backdoor but GPU L2 cache RAM debug regs?(social.treehouse.systems)
1 points by ruik 3y ago|0 comments
16.
Operation Triangulation: What you get when attack iPhones of researchers(securelist.com)
549 points by ruik 3y ago|399 comments
17.
Making the Teletype Christmas Song [video](youtube.com)
12 points by ruik 3y ago|1 comments
18.
Swiss Physicist's "Big Hack" for Intel 4004's 52nd Anniversary(4004.com)
3 points by ruik 3y ago|0 comments
19.
Apollo Guidance Computer – Core Rope Visualizer(apolloguidance.computer)
2 points by ruik 3y ago|0 comments
20.
by ruik 3y ago
Please see the original blog post - https://www.righto.com/2023/07/8086-pins.html why this is even linked to the adafruit website?
21.
by ruik 3y ago
34C3 - The Ultimate Apollo Guidance Computer Talk - https://www.youtube.com/watch?v=xx7Lfh5SKUQ
22.
by ruik 3y ago
Please also check curious marc youtube channel where you will find almost all of mentioned adventures!
23.
Restoring the Apollo Guidance Computer [video](youtube.com)
113 points by ruik 3y ago|23 comments
24.
Envisioning a Simplified Intel Architecture(intel.com)
117 points by ruik 3y ago|85 comments
25.
by ruik 3y ago
A nice test would be to compare a "cpuid -1 -r" before and after applied microcode updates. To check if new bit(s) is set somewhere. Worth might be to check if IA32_ARCH_CAPABILITIES contain new bits set as well on some platforms
26.
Optimization and Amplification of Cache Side Channel Signals by David Kaplan(youtube.com)
3 points by ruik 4y ago|0 comments
27.
Watch Your Step(ping): Atoms Breaking Apart(grsecurity.net)
18 points by ruik 5y ago|1 comments
28.
by ruik 5y ago
Thank you very much, I missed that. Probably due to 0x21 instead of 21h. Makes sense, they just need to tell AMD not to put ever anything on leaf 0x21, as the 0x21 leaf is handled by the VMM, and will return something else.
29.
Mystery of Intel Cpuid 21H Leaf
17 points by ruik 5y ago|3 comments
30.
Speculating the Entire x86-64 Instruction Set with This One Weird Trick(blog.can.ac)
4 points by ruik 6y ago|0 comments

More ›