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Cryptanalysis - breaking news |

Today, OpenSSL 1.0.2d has been released. Many lines of code have been changed, but most important is a Security Fix that allowed an attacker to bypass certain checks on certificates. The problem is summarized in the changelog of the new release: Changes between 1.0.2c and 1.0.2d *) Alternate chains certificate forgery During certificate verfification, OpenSSL will attempt to find an alternative certificate chain if the first attempt to build such a chain fails. An error in the implementation of this logic c

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Cryptanalysis - breaking news | | cryptanalysis.eu Reviews

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Today, OpenSSL 1.0.2d has been released. Many lines of code have been changed, but most important is a Security Fix that allowed an attacker to bypass certain checks on certificates. The problem is summarized in the changelog of the new release: Changes between 1.0.2c and 1.0.2d *) Alternate chains certificate forgery During certificate verfification, OpenSSL will attempt to find an alternative certificate chain if the first attempt to build such a chain fails. An error in the implementation of this logic c

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Cryptanalysis - breaking news | | cryptanalysis.eu Reviews

https://cryptanalysis.eu

Today, OpenSSL 1.0.2d has been released. Many lines of code have been changed, but most important is a Security Fix that allowed an attacker to bypass certain checks on certificates. The problem is summarized in the changelog of the new release: Changes between 1.0.2c and 1.0.2d *) Alternate chains certificate forgery During certificate verfification, OpenSSL will attempt to find an alternative certificate chain if the first attempt to build such a chain fails. An error in the implementation of this logic c

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cryptanalysis.eu

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SSLv3 considered to be insucure – How the POODLE attack works in detail | Cryptanalysis - breaking news

https://cryptanalysis.eu/blog/2014/10/15/sslv3-considered-to-be-insucure-how-the-poodle-attack-works-in-detail

Cryptanalysis – breaking news. SSLv3 considered to be insucure – How the POODLE attack works in detail. POODLE is a recent attack on SSLv3. This article will explain the attack in detail:. On SSL Version 3, that sometimes allows an attacker to decrypt a single byte of an SSLv3 protected conversation. Repeating the attack might allow an attacker to decrypt multiple bytes of a secret (for example Session-Cookie, Password…) that is repeatedly send. When can the POODLE attack be applied? Modify any data that...

2

misc | Cryptanalysis - breaking news

https://cryptanalysis.eu/blog/category/misc

Cryptanalysis – breaking news. Miscellaneous bits that don’t fit elsewhere. Bypassing certificate checks in OpenSSL 1.0.2c (CVE-2015-1793). Today, OpenSSL 1.0.2d. Has been released. Many lines of code have been changed, but most important is a Security Fix that allowed an attacker to bypass certain checks on certificates. The problem is summarized in the changelog of the new release. Changes between 1.0.2c and 1.0.2d [9 Jul 2015]. Alternate chains certificate forgery. How does certificate validation work?

3

protocol | Cryptanalysis - breaking news

https://cryptanalysis.eu/blog/category/protocol

Cryptanalysis – breaking news. SSLv3 considered to be insucure – How the POODLE attack works in detail. POODLE is a recent attack on SSLv3. This article will explain the attack in detail:. On SSL Version 3, that sometimes allows an attacker to decrypt a single byte of an SSLv3 protected conversation. Repeating the attack might allow an attacker to decrypt multiple bytes of a secret (for example Session-Cookie, Password…) that is repeatedly send. When can the POODLE attack be applied? Modify any data that...

4

Bypassing certificate checks in OpenSSL 1.0.2c (CVE-2015-1793) | Cryptanalysis - breaking news

https://cryptanalysis.eu/blog/2015/07/09/bypassing-certificate-checks-in-openssl-1-0-2c-cve-2015-1793

Cryptanalysis – breaking news. Bypassing certificate checks in OpenSSL 1.0.2c (CVE-2015-1793). Today, OpenSSL 1.0.2d. Has been released. Many lines of code have been changed, but most important is a Security Fix that allowed an attacker to bypass certain checks on certificates. The problem is summarized in the changelog of the new release. Changes between 1.0.2c and 1.0.2d [9 Jul 2015]. Alternate chains certificate forgery. How does certificate validation work? How does the attack work? Certificate with ...

5

28C3 | Cryptanalysis - breaking news

https://cryptanalysis.eu/blog/category/28c3

Cryptanalysis – breaking news. Sovereign Keys – A proposal for fixing attacks on CAs and DNSSEC. Presented their proposal how to improve the security of SSL/TLS. And the internet PKI infrastructure. To understand their proposal, one needs to understand how PKI in the internet works today:. There are many algorithms, for example RSA. Are the most famous public key encryption algorithms, while other algorithms like McEliece and Rabin are less well known. Besides encryption, there are also digital signature.

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datenzone.de

A blog on cryptographie | Erik Tews

https://www.datenzone.de/blog/2012/01/a-blog-on-cryptographie

A blog on cryptographie. On January 4, 2012. I have started to write about mostly applied aspects of cryptographie, cryptanalysis and security on http:/ cryptanalysis.eu/. Postings for these topics won’t appear here. Using SSL/TLS Client Certificate Authentification in Android Applications →. Using Certificate-Transparency to grab a list of all hostnames a CA has issued certificates for. Better seeded of the OpenSSL random number generator for gensafeprime. Generating safe prime numbers in Python.

datenzone.de

erik | Erik Tews

https://www.datenzone.de/blog/author/erik

Using Certificate-Transparency to grab a list of all hostnames a CA has issued certificates for. On August 31, 2015. Is an approach to improve the security of CAs issuing X.509 certificates by running a public audit-log for all issued certificates. Before a CA issues a certificate, the tbsCertificate structure. How to get the hostnames from the log. To download, simply type:. The result should be a sorted list of all hostnames (including with wildcards) digicert every issued a certificate for. Up to 1&#4...

datenzone.de

January | 2012 | Erik Tews

https://www.datenzone.de/blog/2012/01

Monthly Archives: January 2012. Installing Stunnel on OpenWRT. On January 29, 2012. Is a general purpose SSL/TLS proxy. I explained in my last posting. So that Android apps can communicate with a server through SSL/TLS with mutal authentication and encryption. For many people, running stunnel on their home router as a gatekeeper might a good option. OpenWRT. Is an open source operating system, that can be flashed on many routers and wireless LAN access points an other device. Cert = /etc/stunnel/cert-ser...

blog.cryptographyengineering.com

A Few Thoughts on Cryptographic Engineering: Another update on the Truecrypt audit

http://blog.cryptographyengineering.com/2015/02/another-update-on-truecrypt-audit.html

A Few Thoughts on Cryptographic Engineering. Some random thoughts about crypto. Notes from a course I teach. Pictures of my dachshunds. Wednesday, February 18, 2015. Another update on the Truecrypt audit. There's a story on Hacker News. Asking what the hell is going on. With the Truecrypt audit. I think that's a fair question, since we have been awfully quiet lately. To everyone who donated to the project, first accept my apologies for the slow pace. I want to promise you that we're not. We had an amazin...

blog.cryptographyengineering.com

A Few Thoughts on Cryptographic Engineering: Bitcoin Tipjar

http://blog.cryptographyengineering.com/p/bitcoin-tipjar.html

A Few Thoughts on Cryptographic Engineering. Some random thoughts about crypto. Notes from a course I teach. Pictures of my dachshunds. I write this blog for fun. But if you feel inclined to send me some Bitcoin it would totally make my day. Subscribe to: Posts (Atom). Journal of Cryptographic Engineering. Not related to this blog). View my complete profile. Let me tell you the story of my tiny brush with the biggest crypto story of the year . A few weeks ago I received a call from a reporter a. Yesterda...

goodenoughsecurity.blogspot.com

Good Enough Security: October 2012

http://goodenoughsecurity.blogspot.com/2012_10_01_archive.html

Product Security Engineering in the Real World and Why Security Systems Fail. Monday, October 22, 2012. Where I've been for the last two months. It's been two months since my last post. During this time I've been very active on the Stack Exchange IT Security site. Under the equinym "David Wachtfogel". An equinym is a pseudonym which is equal to the real name). Wider distribution. There are more people in the Stack Exchange audience than there are in my blog's. Following are links to some of my contributi...

goodenoughsecurity.blogspot.com

Good Enough Security: Where I've been for the last two months

http://goodenoughsecurity.blogspot.com/2012/10/where-ive-been-for-last-two-months.html

Product Security Engineering in the Real World and Why Security Systems Fail. Monday, October 22, 2012. Where I've been for the last two months. It's been two months since my last post. During this time I've been very active on the Stack Exchange IT Security site. Under the equinym "David Wachtfogel". An equinym is a pseudonym which is equal to the real name). Wider distribution. There are more people in the Stack Exchange audience than there are in my blog's. Following are links to some of my contributi...

blog.cryptographyengineering.com

A Few Thoughts on Cryptographic Engineering: Truecrypt report

http://blog.cryptographyengineering.com/2015/04/truecrypt-report.html

A Few Thoughts on Cryptographic Engineering. Some random thoughts about crypto. Notes from a course I teach. Pictures of my dachshunds. Thursday, April 2, 2015. A few weeks back I wrote an update on the Truecrypt audit. Promising that we'd have some concrete results to show you soon. Thanks to some hard work by the NCC Crypto Services group, soon is now. We're grateful to Alex, Sean and Tom, and to Kenn White at OCAP for making this all happen. You can find the full report. For example: the most signific...

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Blog o tym, że żyję, czytam i plączę sznurki. Środa, 31 stycznia 2018. Czytelniczo w 2017 - podsumowanie. No proszę, ostatni dzień stycznia! O książkach Eleny Ferrante pisałam kilka miesięcy tutaj. A skoro już jesteśmy przy kryminałach - bardzo dobrze czytało mi się powieści Arnaldura Indridasona. Islandzkie klimaty mają w sobie to "coś". W kategorii niezłych czytadeł muszę napomknąć o książkach Charlotte Link. Pomogły mi przetrwać długie jesienne i wietrzne wieczory. Zaskoczyło mnie to, jak różn...Z pew...

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Upgrade to paid account! Absolute threshold main ic community ;. Main Network Community for Absolute Threshold. Text, Voice, Video, Action posts are allowed. Please remember to tag your entries! For once, he has no ill humor to add to the tidings, and only sends messages to two users. ]. Were you at the party, love? What went on after the surprise? I was a little indisposed. I was just checking in. Was that something planned or not at all? If the latter, did things turn out well? Oh fuck it.]. He walks t...

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Crypt Analysis

Important Things To Keep In Mind When Purchasing Bunk Beds For Adults Furniture. For someone who is clueless about shopping for furniture, the process is frustrating and exhausting. If you aren’t prepared, you can spend too much or buy the wrong type of furniture. To help you avoid this, you need to educate yourself on all aspects of furniture shopping. You can enhance […]. Avoid Making Mistakes When Getting IPad Insurance For You. Discover The Best Insurance For New Drivers. Avoid Making Mistakes When G...

cryptanalysis.eu

Cryptanalysis - breaking news |

Cryptanalysis – breaking news. Bypassing certificate checks in OpenSSL 1.0.2c (CVE-2015-1793). Today, OpenSSL 1.0.2d. Has been released. Many lines of code have been changed, but most important is a Security Fix that allowed an attacker to bypass certain checks on certificates. The problem is summarized in the changelog of the new release. Changes between 1.0.2c and 1.0.2d [9 Jul 2015]. Alternate chains certificate forgery. How does certificate validation work? How does the attack work? Certificate with ...

cryptanalysis.inasentence.org

cryptanalysis in a sentence | simple examples

In A Sentence .org. The best little site that helps you understand word usage with examples. Cryptanalysis in a sentence. You could use it for cryptography or. Google: Deniable Cryptography and Rubberhose(update: Waterboarding). A positive dead man switch is too sensitive to rubber hose. Also known in Russia as thermorectal. Mediated by a soldering iron). Thats because CIA sucks at. Technique reduces practical AES key length by about 2 bits. If it lives up to the hype, it would be useful for some kinds of.

cryptanalysis.us

Cryptanalysis.us

This web site is intended to be a resource for students in the cryptanalysis courses at Catonsville Community College (Community College of Baltimore County, Catonsville Campus) as well as for the enjoyment of recreational cryptanalysts. The site is currently under construction (4/30/2003).

cryptanalyst.inasentence.org

cryptanalyst in a sentence | simple examples

In A Sentence .org. The best little site that helps you understand word usage with examples. Cryptanalyst in a sentence. Yes, a better way would be to not have a contest to entice competent. To start disassembling Skype on the weekend. Coppersmith always comes into my head because of that thing Schneier wrote about him being the world's cleverest. In Applied Cryptography . The NSA dont merely employ scores of. To sit around all day to try to break ciphers (though I expect they do this too). Toro Ham Mish...

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The Mad Tea Party | Liddell Uglacy: The legacy with sass

The Mad Tea Party. 8220;To All Who Come To This Happy Place… Welcome.”. August 17, 2009 at 3:27 am Posted in Introduction. WARNING: IF YOU ARE SENSITIVE TO HARSH LANGUAGE, DO NOT READ. I’m doing it. I’m terrible at introductions. If I were a sim I’d have the trait “mean-spirited.” People tend to think I’m a sarcastic bitch because, in all honesty, I am. Which is why I decided to write a legacy. Smart-ass comments are funny, and it’s time for a legacy with some real sass in it. Ch 23: Mother Knows Best.

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