Shabbat Shalom? On Thu, Mar 15, 2012 at 10:25 AM, HELP_PC <[email protected]> wrote:
> I guess they are talking for English language > Try a complete phrase in Hebrew using western alphabet ! > > Guido Elia > > HELPPC - HELPPC SERVICE > > > -----Messaggio originale----- > Da: Kurt Buff [mailto:[email protected]] > Inviato: giovedì 15 marzo 2012 15.13 > A: NT System Admin Issues > Oggetto: Worth some consideration... > > > http://arstechnica.com/business/news/2012/03/passphrases-only-marginally-more-secure-than-passwords-because-of-poor-choices.ars > > By Dan Goodin > Ars Technica > March 14, 2012 > > Passwords that contain multiple words aren't as resistant as some > researchers expected to certain types of cracking attacks, mainly > because users frequently pick phrases that occur regularly in everyday > speech, a recently published paper concludes. > > Security managers have long regarded passphrases as an > easy-to-remember way to pack dozens of characters into the string that > must be entered to access online accounts or to unlock private > encryption keys. The more characters, the thinking goes, the harder it > is for attackers to guess or otherwise crack the code, since there are > orders of magnitude more possible combinations. > > But a pair of computer scientists from Cambridge University has found > that a significant percentage of passphrases used in a real-world > scenario were easy to guess. Using a dictionary containing 20,656 > phrases of movie titles, sports team names, and other proper nouns, > they were able to find about 8,000 passphrases chosen by users of > Amazon's now-defunct PayPhrase system. That's an estimated 1.13 > percent of the available accounts. The promise of passphrases' > increased entropy, it seems, was undone by many users' tendency to > pick phrases that are staples of the everyday lexicon. > > "Our results suggest that users aren't able to choose phrases made of > completely random words, but are influenced by the probability of a > phrase occurring in natural language," researchers Joseph Bonneau and > Ekaterina Shutova wrote in the paper (PDF), which is titled > "Linguistic properties of multi-word passphrases." "Examining the > surprisingly weak distribution of phrases in natural language, we can > conclude that even 4-word phrases probably provide less than 30 bits > of security which is insufficient against offline attack," the paper > says. > > [...] > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to [email protected] > with the body: unsubscribe ntsysadmin > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to [email protected] > with the body: unsubscribe ntsysadmin > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ --- To manage subscriptions click here: http://lyris.sunbelt-software.com/read/my_forums/ or send an email to [email protected] with the body: unsubscribe ntsysadmin
