diff options
Diffstat (limited to 'security/p5-Crypt-Dining/pkg-descr')
| -rw-r--r-- | security/p5-Crypt-Dining/pkg-descr | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/security/p5-Crypt-Dining/pkg-descr b/security/p5-Crypt-Dining/pkg-descr index 88e306076605..58b4957beaf0 100644 --- a/security/p5-Crypt-Dining/pkg-descr +++ b/security/p5-Crypt-Dining/pkg-descr @@ -1,19 +1,19 @@ -The dining cryptographers' protocol is documented in Bruce Schneier's book +The dining cryptographers' protocol is documented in Bruce Schneier's book as a kind of "cryptographic ouija board". It works as follows: -A number of cryptographers are dining at a circular table. At the end of -the meal, the waiter is summoned and asked for the bill. He replies, -"Thank you, sir. The bill has been paid." The cryptographers now have the -problem of working out whether someone at the table paid the bill, or -whether the NSA has paid it as some sort of veiled threat. The protocol +A number of cryptographers are dining at a circular table. At the end of +the meal, the waiter is summoned and asked for the bill. He replies, +"Thank you, sir. The bill has been paid." The cryptographers now have the +problem of working out whether someone at the table paid the bill, or +whether the NSA has paid it as some sort of veiled threat. The protocol proceeds. -Each cryptographer flips a coin, and shows the result ONLY to the -participant on his RIGHT. Each cryptographer then compares his coin with -that on his LEFT, and raises his hand if they show different faces. If any -participant paid the bill, he "cheats" and does the opposite, that is, he -raises his hand if the coins show the same face. Now, the hands are -counted. An odd number means that someone at the table paid the bill. An +Each cryptographer flips a coin, and shows the result ONLY to the +participant on his RIGHT. Each cryptographer then compares his coin with +that on his LEFT, and raises his hand if they show different faces. If any +participant paid the bill, he "cheats" and does the opposite, that is, he +raises his hand if the coins show the same face. Now, the hands are +counted. An odd number means that someone at the table paid the bill. An even number means that the NSA paid. WWW: http://search.cpan.org/dist/Crypt-Dining/ |