Webremixed Articles for tags: cryptography

Monitor: Schrodinger's cat and mouse

Thu, 02 Sep 2010 17:19:51 GMT

Computing: Quantum cryptography is unbreakable in theory. But like any security system, in practice it is only as safe as its weakest link IT SOUNDS foolproof.

How to configure a Junos security device

Thu, 02 Sep 2010 16:14:58 GMT

The following is an excerpt from the O'Reilly publication Junos Security . Below the author explains the first Junos configuration essentials when working with a Junos device.

Net Effect: Hay-what?

Thu, 02 Sep 2010 12:05:49 GMT

If the world of non-profit technology had its own stock exchange, I'd recommend buying lots of stock in Haystack, a censorship-circumvention software put together by California-based Censorship Research Center in order to help Iranians evade their government's control of the Internet.

The Art of Proof

Thu, 02 Sep 2010 03:51:19 GMT

Presents fundamental mathematics, integers and real numbers, in a way that asks for student participation, while teaching how mathematics is done Provides students with methods and ideas they can use in future courses Primarily for: undergraduates who have studied calculus or linear algebra; mathematics teachers and teachers-in-training; scientists ...

Quantum crypto cracked, researchers say

Wed, 01 Sep 2010 22:36:53 GMT

Researchers at Norwegian and German institutes claim to have successfully cracked the quantum cryptography equipment used to cloak highly sensitive communications by banks and defense agencies.

More Skein News

Wed, 01 Sep 2010 16:07:50 GMT

A blog covering security and security technology. September 1, 2010 More Skein News Skein is my new hash function.

Researchers discover flaw in quantum cryptography

Wed, 01 Sep 2010 11:52:53 GMT

Norwegian security researchers have claimed they can crack quantum cryptography, which could make the highly secure encryption technique vulnerable to hackers.

Huge spamming botnet injured but still alive

Wed, 01 Sep 2010 06:33:40 GMT

A botnet responsible for a significant amount of spam has been crippled but may reconstitute itself in a matter of weeks, according to vendor M86 Security.

Botan 1.8.10

Wed, 01 Sep 2010 01:29:33 GMT

Botan is a C++ library of cryptographic algorithms, including AES, DES, SHA-1, RSA, DSA, Diffie-Hellman, and many others.

My kingdom for that key, reprise

Mon, 30 Aug 2010 23:39:33 GMT

Given that tomorrow is a Blackberry deadline here in India, I thought I'd re-post this essay I did a few years ago in this space.

A Process-Oriented Model for Authentication on the Basis of a Coloured Petri Net

Mon, 30 Aug 2010 03:56:18 GMT

In Business Process Management, Vol. 2678 , pp. 232-245-245. Posts Export Abstract Public-key cryptography is a prerequisite for security in distributed systems and for reliable electronic commerce.

Hackers blind quantum cryptographers

Sun, 29 Aug 2010 20:36:56 GMT

Lasers crack commercial encryption systems, leaving no trace. Zeeya Merali A way to intercept photons of light to create a security leak has been discovered.

Vulnerability in commercial quanto cryptography

Sun, 29 Aug 2010 18:32:13 GMT

A security researcher is testing a commercial quantum cryptography system in a laboratory, to confirm the security vulnerability.

Original Navajo Code Talker still tells his story

Sun, 29 Aug 2010 16:27:24 GMT

Tourists hurry inside a shop here to buy books about the famed Navajo Code Talkers, warriors who used their native language as their primary weapon.Outside, on a walk sheltered from the sun, nine of the Code Talkers sit at a table autographing the books.

Efficient Techniques for High-Speed Elliptic Curve Cryptography

Sat, 28 Aug 2010 23:48:51 GMT

In Proceedings of the 12th International Workshop on Cryptographic Hardware and Embedded Systems , pp.

High brow international forum

Sat, 28 Aug 2010 10:30:51 GMT

ICT Conference 28 August, 2010 - How do we further develop deoxyribonucleic acid cryptography to enhance security? That is one of the types of questions being presented and discussed at an international meeting being held in Paro, which ended yesterday.

How to improve Indian EVMs

Fri, 27 Aug 2010 16:54:12 GMT

In their paper on Indian EVMs, Prasad et al. demonstrate that you can easily pry off the LED segment display module and replace it with a malicious display.

keas.kmi 1.1.0

Thu, 26 Aug 2010 08:02:45 GMT

This package provides a NIST SP 800-57 compliant Key Management Infrastructure .

China's quantum leap into secure communications

Wed, 25 Aug 2010 17:28:34 GMT

China's secure communications quantum leap By Matthew Luce A team of 15 Chinese researchers from Tsinghua University in Beijing and the Hefei National Laboratory for Physical Sciences, a government-directed research center, in May published a research paper announcing a successful demonstration of "quantum teleportation" over 16 kilometers of free ...

Sync Privacy

Wed, 25 Aug 2010 03:54:35 GMT

Sync took a different tack, and started off with a oewhat if we didna t want the data? What if even having that data was a failure state?a That led us to cryptography.

Sailing in the same ship in Rush

Tue, 24 Aug 2010 19:25:40 GMT

RUSH - John Reeb is proud of a military legacy in the family that spans four generations.

Vigenere Cipher - Delphi Implementation - Fancy Delphi Application Contest Entry #49

Tue, 24 Aug 2010 15:20:11 GMT

Vigenere coding is one of the most ancient forms of cryptography. In a Vigenere cipher, messages are encoded by mapping letters to numeric values and adding the plaintext values to the keytext values, modulo the number of letters in the alphabet.

Nano Antenna Steers Photons

Tue, 24 Aug 2010 11:05:29 GMT

A new optical antenna could improve the efficiency of devices that handle just a few photons at a time, such as quantum computers and quantum cryptography circuits.

In Which I Am Falsely Accused of Understanding the Blowfish Algorithm

Sun, 22 Aug 2010 19:33:29 GMT

I have been cited in the Canadian Journal of Electrical and Electronics Engineering in an article entitled, Microcontroller Application in Cryptography Techniques , which appears at Vol.

Calling the Code Whisperers

Thu, 19 Aug 2010 20:37:00 GMT

THE OLD METHODS are the best has once again been proven true, with a 32-year-old encryption algorithm having been shown to be able to withstand posited quantum cryptography attacks.

Thirty year old encryption is still uncrackable

Thu, 19 Aug 2010 14:17:41 GMT

THE OLD METHODS are the best has once again been proven true, with a 32-year-old encryption algorithm having been shown to be able to withstand posited quantum cryptography attacks.

Cracking the Japanese Enigma Machine

Thu, 19 Aug 2010 06:08:14 GMT

"The Red Machine" is a lean, intense thriller about a disgraced spy for the U.S. Navy and a jailed safecracker who team up to steal the secret of the Japanese version of Enigma, the Nazi cryptography machine.

Blog - 1978 Cryptosystem Resists Quantum Attack

Wed, 18 Aug 2010 13:40:17 GMT

The search for encryption algorithms that will be safe against attacks by quantum computers has thrown up a surprise, say mathematicians Nobody has built a quantum computer much more powerful than a pocket calculator but that hasn't stopped people worrying about the implications of the post-quantum computing world.

Entrust launches managed security service

Wed, 18 Aug 2010 02:59:48 GMT

Secure E-mail Certificates is a managed service that lets users encrypt and digitally sign e-mails through a browser.

Verizon DBIR challenge clue #3

Tue, 17 Aug 2010 22:45:21 GMT

Here is the third clue for the Verizon Data Breach Incident Report cryptography challenge.

Practical Rebound Attack on 12-Round Cheetah-256

Sat, 14 Aug 2010 02:54:23 GMT

5984 , pp. 300-314-314. Posts Export Abstract In this paper, we propose cryptanalysis of the hash function Cheetah-256. Cheetah is accepted as a first round candidate of SHA-3 competition hosted by NIST [1], but it is not in the second round.

This week's news that didn't fit to print from CA Technologies, Symantec, McAfee and Avnet

Fri, 13 Aug 2010 22:39:23 GMT

Terms of the transaction were not disclosed. 4Base will become the CA Virtualization and Cloud Strategy group, a competency practice within the CA Services division.

Botan 1.9.10

Fri, 13 Aug 2010 11:10:24 GMT

Botan is a C++ library of cryptographic algorithms, including AES, DES, SHA-1, RSA, DSA, Diffie-Hellman, and many others.

Cryptanalysis of the 10-Round Hash and Full Compression Function of SHAvite-3-512

Thu, 12 Aug 2010 22:46:14 GMT

6055 , pp. 419-436-436. Posts Export Springer Images Abstract In this paper, we analyze the SHAvite-3-512 hash function, as proposed and tweaked for round 2 of the SHA-3 competition.

P=NP math problem reported solved

Wed, 11 Aug 2010 21:00:13 GMT

Wednesday, August 11, 2010 Vinay Deolalikar, a mathematician who works for HP Labs , claims to have proven that P is not equal to NP .

Yahoo! and Aladdin DRM Issued Patents

Wed, 11 Aug 2010 11:40:49 GMT

Subscribe to this blog's feed Travel Book Reviews DRM Defined Digital Rights Management is the association of rules governing use and use consequences with digital information of all kinds and the enforcement of those rules at a distance in time and space.

Revere Security Executive to Speak at Smart Grid Cyber Security Conference and Expo

Wed, 11 Aug 2010 02:07:01 GMT

Revere Security's Chris Hanebeck, one of Dallas' leading smart grid security experts, will speak at the inaugural Smart Grid Cyber Security Conference and Expo in San Jose, Cali., August 10.

Symantec acquires authentication services unit of VeriSign

Tue, 10 Aug 2010 21:57:19 GMT

Symantec Corp. has acquired identity and authentication business of VeriSign, Inc., which includes the Secure Sockets Layer Certificate Services, the Public Key Infrastructure Services, the VeriSign Trust Services, VeriSign Identity Protection Authentication Service and the VIP Fraud Detection Service .

Symantec completes $1.28bn VeriSign acquisition

Mon, 09 Aug 2010 18:59:44 GMT

Symantec has completed its $1.28bn cash acquisition of VeriSign's identity and authentication business, announced in May.

Ancient Arab pioneer's art turned modern-world threat

Sat, 07 Aug 2010 19:53:55 GMT

A Saudi man uses his Blackberry in the capital Riyadh on August 1, 2010 following contradictory news that some Blackberry messaging will be suspended after the United Arab Emirates announced their decision to do the same because some services are incompatible with laws and raise security concerns.

Whistleblower posts fresh Afghan war logs

Sat, 07 Aug 2010 09:45:05 GMT

Associated Press Posted: Saturday, Aug 07, 2010 at 2306 hrs IST Updated: Saturday, Aug 07, 2010 at 2306 hrs IST London: Online whistle-blower WikiLeaks has posted a huge encrypted file named 'Insurance' to its website, sparking speculation that those behind the organisation may be prepared to release more classified information if authorities ...

Real-World Software Security

Sat, 07 Aug 2010 05:30:47 GMT

Building secure software isn't as simple as adding cryptography and authentication.

Scientists provide a new angle on quantum cryptography

Fri, 06 Aug 2010 18:02:12 GMT

An ultra-secure form of coded communication could be given a boost, thanks to scientists from the Universities of Glasgow, Strathclyde and Rochester.

Bidirectional Mobile Code Trust Management Using Tamper Resistant Hardware

Fri, 06 Aug 2010 05:48:31 GMT

To insert individual citation into a bibliography in a word-processor, select your preferred citation style below and drag-and-drop it into the document.

WikiLeaks Posts Huge Encrypted File to Web

Thu, 05 Aug 2010 23:43:37 GMT

Online whistle-blower WikiLeaks has posted a huge encrypted file named "Insurance" to its website, sparking speculation that those behind the organization may be prepared to release more classified information if authorities interfere with them.

BlackBerry Bans Suggest a Scary Precedent: Crypto Wars Again?

Thu, 05 Aug 2010 02:50:52 GMT

Recent news reports have presented somewhat contradictory analysis of government plans in the United Arab Emirates , Saudi Arabia, and other countries to block the use of BlackBerry smart phones as a form of pressure on Research in Motion, BlackBerry's Canadian manufacturer.