Topher Timzen

@TTimzen

[Security Researcher | Red Team Lead] by day at Oracle ☁️ Infrastructure & located in the woods mountain biking when not computing. Metal, guitars, and coffee.

Portland, OR
TopherTimzen.com
Vrijeme pridruživanja: svibanj 2015.
69 fotografija ili videozapisa Fotografije i videozapisi

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  1. 3. velj

    Hide yo sh!t

    Can your EDR detect symbolic link callback rootkits? Because ours sure as heck can't. and I wrote about these!
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  2. proslijedio/la je Tweet
    1. velj
    Odgovor korisniku/ci

    There is nothing more red team than arguing about what red teaming is

    1 reply 4 proslijeđena tweeta 18 korisnika označava da im se sviđa
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  3. proslijedio/la je Tweet
    30. sij

    Eclypsium published new research exposing vulnerabilities to DMA attacks in laptops from HP and Dell. Our principal researchers, and show that high speed DMA attacks can bypass hardware protections on enterprise devices.

    41 proslijeđeni tweet 64 korisnika označavaju da im se sviđa
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  4. proslijedio/la je Tweet
    29. sij

    Black Hat USA () is back at Mandalay Bay in Las Vegas, August 1-6. Registration is now open and Trainings will fill up fast! Save your seat and lock-in the lowest possible rates:

    19 proslijeđenih tweetova 54 korisnika označavaju da im se sviđa
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  5. 30. sij

    Going to but don't have a ticket? You're in luck as the Oracle Cloud Infrastructure Red Team fought the F5 war and has emerged with an extra ticket! Find Thursday night at lobbycon and tell him about this tweet to receive your barcode and admission into the con!

    20 proslijeđenih tweetova 34 korisnika označavaju da im se sviđa
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  6. proslijedio/la je Tweet
    29. sij

    CanSecWest is offering a free training and conference admission to the top 4 talk submissions from someone 25 or younger! All qualifying submissions also get a 10% discount on conference ticket. That’s basically a $5000 USD grant to the top 4 submissions. Please share!

    We will reserve a talk slot for most promising new speaker, age 25 and under, picked by our selection committee, fly them out to talk. For the top four submitters, including the winner, we'll give complentary seats at a Dojo of their choice (lim 1/course, rank choice) 2/4
    1 reply 36 proslijeđenih tweetova 45 korisnika označava da im se sviđa
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  7. proslijedio/la je Tweet
    28. sij

    Time for a sale!

    38 proslijeđenih tweetova 50 korisnika označava da im se sviđa
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  8. 28. sij

    Threat model*. Can I haz ability to edit?

    1 reply 6 korisnika označava da im se sviđa
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  9. 28. sij

    People ask me why I still use Apache and I consult the Zerodium payout table. 500k for Apache vs 200k for nginx. My threat modem is how much 0 day is worth on a platform.

    8 replies 7 proslijeđenih tweetova 20 korisnika označava da im se sviđa
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  10. proslijedio/la je Tweet
    27. sij

    Move Faster, Stay Longer blog about extending CS and tools to go with it.

    7 replies 159 proslijeđenih tweetova 254 korisnika označavaju da im se sviđa
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  11. proslijedio/la je Tweet
    27. sij

    last week: Hey what are you even working on? Me: man don't ask they keep giving me this embargo s...

    Another day, another embargo and addendum! “New” (not really!) variants of the day: L1D evictions (Fig 6, RIDL paper) or and vector registers or . See . As a bonus: a faster RIDL exploit that leaks a root hash in 4s:
    1 reply 1 proslijeđeni tweet 3 korisnika označavaju da im se sviđa
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  12. proslijedio/la je Tweet
    26. sij

    Some didn’t want to use the charging station last year at . Wonder if I would get takers for these?

    75 replies 119 proslijeđenih tweetova 666 korisnika označava da im se sviđa
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  13. 25. sij

    I've been red teaming for a good while now and try as we might, we all have biases. I hope to explore and challenge some of mine with this text from and while learning some new things along the way as well!

    2 proslijeđena tweeta 13 korisnika označava da im se sviđa
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  14. proslijedio/la je Tweet
    23. sij

    I wrote a secret scanner tool and published it under my employer's GitHub org. Since I don't have much Twitter reach I appreciate any RTs! It currently will scrape Git, S3, and GDocs for secrets, and written in Rust for high performance.

    8 replies 229 proslijeđenih tweetova 463 korisnika označavaju da im se sviđa
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  15. proslijedio/la je Tweet
    14. sij

    Authored a piece on threat models! While often associated with early stages of software development, the process applies to firmware & hardware as well. Check out the benefits, five key steps, & 's real life EDK II threat model example:

    12 proslijeđenih tweetova 18 korisnika označava da im se sviđa
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  16. 13. sij

    Been on of metal the last week and am recharged and officially ready to start 2020! Let's hack stuff!

    1 reply 15 korisnika označava da im se sviđa
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  17. proslijedio/la je Tweet
    28. pro 2019.

    91 reply 896 proslijeđenih tweetova 3.566 korisnika označava da im se sviđa
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  18. proslijedio/la je Tweet
    10. pro 2019.

    Introducing SysWhispers, a tool that helps with AV/EDR evasion by using direct system calls to bypass user-mode API hooks. It works by generating header/ASM pairs supporting all core syscalls from Windows XP to 10. Check it out here with examples:

    10 replies 397 proslijeđenih tweetova 755 korisnika označava da im se sviđa
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  19. 6. pro 2019.

    Dreamed a lot of malware dreams

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  20. proslijedio/la je Tweet
    5. pro 2019.

    📣We're doing it again! Are you ready? Start your 2020 with done right at . Featuring 17 of the hottest trainings you can find🔥 First 40 seats get up to 25% off before Dec 31! Register now ⚡️ RTs appreciated!

    Ringzer0 2020 Returns To Las Vegas with 17 Trainings!
    45 proslijeđenih tweetova 59 korisnika označava da im se sviđa
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