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php Programming Glossary: shahttp://stackoverflow.com/questions/1966154/sha-512-library-for-php 512 library for PHP I am searching for any crypto library that.. PHP I am searching for any crypto library that provides SHA 512 hash. Googling around I found some but SHA 512 is absent... provides SHA 512 hash. Googling around I found some but SHA 512 is absent. Please suggest. php sha2 share improve this..
Hash Collision - what are the chances? http://stackoverflow.com/questions/297960/hash-collision-what-are-the-chances hash share improve this question If you assume that SHA 1 does a good job you can conclude that there's a 1 in 2^160.. chance that two given messages have the same hash since SHA 1 produces a 160 bit hash . 2^160 is a ridiculously large number... in 10^42 chance that a new entry will share the same hash. SHA 1 has proved to be fairly good so I don't think you need to..
How to get SSL certificate info with CURL in PHP? http://stackoverflow.com/questions/3081042/how-to-get-ssl-certificate-info-with-curl-in-php View O Google Inc CN www.google.com Client SSL Cipher RC4 SHA Client SSL Warning Peer certificate not verified Set Cookie..
Password security: sha1, sha256 or sha512 http://stackoverflow.com/questions/3897434/password-security-sha1-sha256-or-sha512 timestamp salt time # encrypt the password and salt with SHA1 usr_password sha1 usr_password. salt but then after I have.. hash sha1 share improve this question You should use SHA 2 as flaws have been found in SHA 1. SHA 2 has different types... You should use SHA 2 as flaws have been found in SHA 1. SHA 2 has different types. The bit values you state eg 256..
Programmaticly building htpasswd http://stackoverflow.com/questions/39916/programmaticly-building-htpasswd salt and 1000 times md5 encoded as base64. If you select SHA1 they look like this foo SHA BW6v589SIg3i3zaEW47RcMZ I M That's.. as base64. If you select SHA1 they look like this foo SHA BW6v589SIg3i3zaEW47RcMZ I M That's the login a colon the string.. I M That's the login a colon the string SHA and the SHA1 hash encoded with base64. If your language has..
Secure hash and salt for PHP passwords http://stackoverflow.com/questions/401656/secure-hash-and-salt-for-php-passwords fields in the database one using MD5 and another one using SHA for example Would it make it safer or unsafer In case I wasn't.. quite cover my question What's the difference between SHA and MD5 in PHP Simple Password Encryption Secure methods of.. log passwords in any manner. Never hash passwords with SHA1 or MD5 Modern crackers can exceed 60 and 180 billion hashes..
What is the best way to generate a random key within PHP? http://stackoverflow.com/questions/637278/what-is-the-best-way-to-generate-a-random-key-within-php a microtime true for x 0 x 1000 x temp rand_sha1 1000 echo SHA 1 t . microtime true a . n a microtime true for x 0 x 1000 x.. MD5 t . microtime true a . n Results Rand 2.09621596336 SHA 1 0.611464977264 MD5 0.618473052979 So my suggestion if you.. if you want speed but not full charset is to stick to MD5 SHA 1 or Uniqid which I didn't test.. yet share improve this answer..
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