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posted by mrpg on Saturday November 11 2017, @08:25PM   Printer-friendly
from the isn't-it-always dept.

Submitted via IRC for SoyCow1984

A crippling flaw affecting millions—and possibly hundreds of millions—of encryption keys used in some of the highest-stakes security settings is considerably easier to exploit than originally reported, cryptographers declared over the weekend. The assessment came as Estonia abruptly suspended 760,000 national ID cards used for voting, filing taxes, and encrypting sensitive documents.

The critical weakness allows attackers to calculate the private portion of any vulnerable key using nothing more than the corresponding public portion. Hackers can then use the private key to impersonate key owners, decrypt sensitive data, sneak malicious code into digitally signed software, and bypass protections that prevent accessing or tampering with stolen PCs.

[...] One of the scenarios Bernstein and Lange presented in Sunday's post is that serious attackers can further reduce costs by buying dedicated computer gear, possibly equipped with GPU, field programmable gate array, and application-specific integrated circuit chips, which are often better suited for the types of mathematical operations used in factorization attacks. The estimates provided by the original researchers were based on the cost of renting equipment, which isn't as cost-effective when factorizing large numbers of keys. They also noted that compromising just 10 percent of cards used in country-wide voting might be enough to tip an election.

Source: Flaw crippling millions of crypto keys is worse than first disclosed


Original Submission

 
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  • (Score: 0, Troll) by Ethanol-fueled on Saturday November 11 2017, @09:22PM (9 children)

    by Ethanol-fueled (2792) on Saturday November 11 2017, @09:22PM (#595735) Homepage

    Why did Soylentnews reject my submission? [soylentnews.org] I'm being oppressed! I am a victim of Soylentnews' oppressionhood! White Privilege!

    Starting Score:    1  point
    Moderation   -1  
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    Total Score:   0  
  • (Score: 2, Informative) by Anonymous Coward on Saturday November 11 2017, @09:36PM (2 children)

    by Anonymous Coward on Saturday November 11 2017, @09:36PM (#595737)

    Get fukt and put it in your journal, asswipe

    ~ takyon eating ramen and about to watch thor ragnarok

    • (Score: 0) by Anonymous Coward on Saturday November 11 2017, @09:39PM (1 child)

      by Anonymous Coward on Saturday November 11 2017, @09:39PM (#595740)

      Unauthorized User! Access Denied!

  • (Score: 2, Informative) by Anonymous Coward on Saturday November 11 2017, @09:37PM

    by Anonymous Coward on Saturday November 11 2017, @09:37PM (#595739)

    I guess we just discovered who "maroon" was named after. Fitting it us a darker color.

    Say, don't you claim Latino heritage? Much oppression fake news!!

  • (Score: 1, Troll) by RamiK on Saturday November 11 2017, @10:04PM (3 children)

    by RamiK (1813) on Saturday November 11 2017, @10:04PM (#595742)

    Clearly, the cabal of the Gayniggers from Outer Space and the Asian Israelite Trekkies are covering up their plot to kill all white women and make sex-slaves of all Christian white men.

    To arms!

    --
    compiling...
    • (Score: 0) by Anonymous Coward on Saturday November 11 2017, @10:58PM (1 child)

      by Anonymous Coward on Saturday November 11 2017, @10:58PM (#595762)

      And kill all the white men?

      Are you *SURE*?

    • (Score: 1, Funny) by Anonymous Coward on Saturday November 11 2017, @11:42PM

      by Anonymous Coward on Saturday November 11 2017, @11:42PM (#595771)

      uh hey can I have a few of these extra white women? if you want to keep my stamina up, i need some other source material. i mean how can we make more slaves unless the space aliens actually pop out adult males as part of their survial strategy?

  • (Score: 1, Touché) by Anonymous Coward on Sunday November 12 2017, @12:01AM

    by Anonymous Coward on Sunday November 12 2017, @12:01AM (#595778)

    Why did Soylentnews reject my submission

    Because, unlike you, SN has some standards?