<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Hi,<div class=""><br class=""></div><div class="">First of all congratulations and best of luck on the next competition.</div><div class="">Regarding the python - php AES256-CBC difference, I’ve recently done a task involving cross-language cryptography and using this example <a href="http://stackoverflow.com/questions/10534393/encrypt-in-php-decrypt-in-python" class="">http://stackoverflow.com/questions/10534393/encrypt-in-php-decrypt-in-python</a> it worked. Besides the key, AES needs an IV (initial value) to be set. Maybe that was the missing link.</div><div class=""><br class=""></div><div class="">Regards,</div><div class="">Alexandru Gheorghita</div><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On 26 Nov 2015, at 11:12, Cernica <<a href="mailto:ionut.cernica@gmail.com" class="">ionut.cernica@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class=""><span class="Apple-converted-space"> </span> <span class="Apple-converted-space"> </span></span></div></blockquote></div><br class=""></div></body></html>