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php Programming Glossary: sha256How to encrypt/decrypt data in php? http://stackoverflow.com/questions/10916284/how-to-encrypt-decrypt-data-in-php encrypted and then be decrypted Is it possible to use sha256 for encryption decryption if not any encryption algorithm Another.. thing I want to learn is how to create a one way hash sha256 combined with a good salt . Basically I just want to have a.. have a simple implementation of encryption decryption hash sha256 salt Sir Ma'am your answers would be of great help and be very..
Service Applications and Google Analytics API V3: Error 101 (net::ERR_CONNECTION_RESET) http://stackoverflow.com/questions/13465689/service-applications-and-google-analytics-api-v3-error-101-neterr-connection this line if openssl_sign data signature this privateKey sha256 Anything below this line does not get called. Looks like the..
How to hash long passwords (>72 characters) with blowfish http://stackoverflow.com/questions/16594613/how-to-hash-long-passwords-72-characters-with-blowfish a#d everything is fine password_peppered hash_hmac 'sha256' password pepper hash password_hash password_peppered PASSWORD_BCRYPT.. Check input substr password 0 72 input_peppered hash_hmac 'sha256' input pepper var_dump password_verify input_peppered hash This.. from 576 to 288 possible bits . The Second Problem However sha256 only provides 256 bits of entropy in the first place. So you're..
Best practices for email confirmation codes http://stackoverflow.com/questions/2033315/best-practices-for-email-confirmation-codes for each user. The salt could for example be calculated as sha256 something random . This salt should then be stored in the database..
SHA1 vs md5 vs SHA256: which to use for a PHP login? http://stackoverflow.com/questions/2235158/sha1-vs-md5-vs-sha256-which-to-use-for-a-php-login salt createSalt hash sha1 salt . hash php login md5 sha1 sha256 share improve this question Neither. You should use bcrypt..
Password security: sha1, sha256 or sha512 http://stackoverflow.com/questions/3897434/password-security-sha1-sha256-or-sha512 security sha1 sha256 or sha512 After knowing that hashing a password is my choice.. making a login form. Now I am facing another issue sha1 sha256 or sha512 This is a standard method using salt I think I got.. understand using hash for instance usr_password hash 'sha256' usr_password What is 'sha256' or 'sha512' which I found here..
Java SHA256 outputs different hash to PHP SHA256? http://stackoverflow.com/questions/4680661/java-sha256-outputs-different-hash-to-php-sha256 outputs different hash to PHP SHA256 PHP code echo hash 'sha256' 'jake' PHP output cdf30c6b345276278bedc7bcedd9d5582f5b8e0c1dd858f46ef4ea231f92731d.. have the answer to the question now anyway. java php hash sha256 share improve this question Well the very first thing you..
Why does PHP crypt() prepend the salt to the hash? http://stackoverflow.com/questions/4807677/why-does-php-crypt-prepend-the-salt-to-the-hash you'd be better off with more modern hashes such as sha1 sha256 md5. And even md5 is considered broken these days sha1 has cracks..
Encoding cookies so they cannot be spoofed or read etc http://stackoverflow.com/questions/5009685/encoding-cookies-so-they-cannot-be-spoofed-or-read-etc username You'd want something sizable so something like a sha256 hash should suffice. randomToken hash 'sha256' uniq_id mt_rand.. like a sha256 hash should suffice. randomToken hash 'sha256' uniq_id mt_rand true .uniq_id mt_rand true Then store it in.. salt uniq_id mt_rand true encrypted . ' '.hash_hmac 'sha256' encrypted salt storeSaltForUser user_id salt set_cookie 'credentials'..
PHP Session Fixation / Hijacking http://stackoverflow.com/questions/5081025/php-session-fixation-hijacking 1 for SHA1. If PHP 5.3 set it to session.hash_function sha256 or session.hash_function sha512 . Send a strong hash session.hash_bits_per_character..
How do I create and store md5 passwords in mysql http://stackoverflow.com/questions/6781931/how-do-i-create-and-store-md5-passwords-in-mysql the greatest hashing method you could use for this try sha256 or sha512 That said lets use hash 'sha256' instead of md5 to.. use for this try sha256 or sha512 That said lets use hash 'sha256' instead of md5 to represent the hashing part of the process... saltedPW escapedPW . salt hashedPW hash 'sha256' saltedPW query insert into user name password salt values '..
hmac_sha256 in php and c# differ http://stackoverflow.com/questions/699041/hmac-sha256-in-php-and-c-sharp-differ in php and c# differ this is my PHP code hash_hmac sha256 utf8_encode.. in php and c# differ this is my PHP code hash_hmac sha256 utf8_encode filename utf8_encode password and this is my C#.. utf8_encode password and this is my C# code var hmacsha256 new HMACSHA256 Encoding.UTF8.GetBytes password hmacsha256.ComputeHash..
is there a way to reverse a hash without rainbow tables? [duplicate] http://stackoverflow.com/questions/7523625/is-there-a-way-to-reverse-a-hash-without-rainbow-tables is that cryptographic hash functions such as sha1 md5 sha256 etc are designed to be fast. Their traditional role is in Signing..
I don't get prices with Amazon Product Advertising API http://stackoverflow.com/questions/8304757/i-dont-get-prices-with-amazon-product-advertising-api n onca xml n . url_string signature hash_hmac sha256 string_to_sign self API_SECRET TRUE signature urlencode base64_encode..
http://stackoverflow.com/questions/8567512/passing-api-keys-to-rest-api to get the sig. In this example you might do sig hash_hmac sha256 params 'email' . params 'userid' API_KEY Then add that sig onto..
How safe is it to send a plain text password using AJAX? http://stackoverflow.com/questions/1145132/how-safe-is-it-to-send-a-plain-text-password-using-ajax password first then letting the PHP function encrypt it SHA256 in this case . Can the data transfered via AJAX be intercepted..
Best practices: safest method to store passwords in a table? [closed] http://stackoverflow.com/questions/1592608/best-practices-safest-method-to-store-passwords-in-a-table string with a reasonably strong hashing function like SHA256 . This secures against the obvious plain text passwords and..
http://stackoverflow.com/questions/19732387/password-hashing-in-2013 algorithm The hash algorithm to use. Recommended SHA256 password The password. salt A salt that is unique to the password...
SHA1 vs md5 vs SHA256: which to use for a PHP login? http://stackoverflow.com/questions/2235158/sha1-vs-md5-vs-sha256-which-to-use-for-a-php-login vs md5 vs SHA256 which to use for a PHP login I'm making a php login and I'm.. and I'm trying to decide whether to use SHA1 or Md5 or SHA256 which I read about in another stackoverflow article. Are any..
How to enable HTTPS stream wrappers http://stackoverflow.com/questions/2305954/how-to-enable-https-stream-wrappers 'us east 1c' 'SignatureVersion' 2 'SignatureMethod' 'HmacSHA256' See docs http tr.im jbjd uksort params 'strnatcmp' qstr ''.. . n . qstr Generate base64 encoded RFC 2104 compliant HMAC SHA256 signature with Secret Key using PHP 5's native hash_hmac function...
How long should my password salt be, and is SHA-256 good enough? http://stackoverflow.com/questions/3191690/how-long-should-my-password-salt-be-and-is-sha-256-good-enough for a cracker but we're still a ways off from that. SHA256 is recommended by NIST as having adequate hashing strength for..
Java SHA256 outputs different hash to PHP SHA256? http://stackoverflow.com/questions/4680661/java-sha256-outputs-different-hash-to-php-sha256 SHA256 outputs different hash to PHP SHA256 PHP code echo hash 'sha256'.. SHA256 outputs different hash to PHP SHA256 PHP code echo hash 'sha256' 'jake' PHP output cdf30c6b345276278bedc7bcedd9d5582f5b8e0c1dd858f46ef4ea231f92731d..
How can I calculate the SHA-256 hash of a string in Android? http://stackoverflow.com/questions/7166129/how-can-i-calculate-the-sha-256-hash-of-a-string-in-android SHA 256 hash of a string in Android I'm trying to get the SHA256 of a string in Android. Here is the PHP code that I want to.. the PHP code that I want to match echo bin2hex mhash MHASH_SHA256 asdf outputs f0e4c2f76c58916ec258f246851bea091d14d4247a2fc3e18694461b1816e13b..
PHP / Javascript / JQuery - base64 sha256 encoding http://stackoverflow.com/questions/7909288/php-javascript-jquery-base64-sha256-encoding do the HMAC piece http code.google.com p crypto js #HMAC SHA256 and I'm trying to figure out if I also need to do a base64 encode.. code I'm currently running var sigHash Crypto.HMAC Crypto.SHA256 sign accessKey Is this correct How would I create a javascript..
forget password page, creating a generated password to email to the user. http://stackoverflow.com/questions/8283653/forget-password-page-creating-a-generated-password-to-email-to-the-user salt and then encrypts the password in this case using SHA256 algorithm and using a randomly created salt. password_salt bin2hex..
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