Author Archives: Ismail

How to pass authentication to iframe from host app?

Posted on March 14, 2023 by Ismail

I will implement a chat bot web app that can be used on other websites. I plan to to host this app in www.mysite.com and customers will be able display this chat bot inside an iframe on their sites. Website owners that want to use my chat … Continue reading How to pass authentication to iframe from host app?→

Posted in access token, iframe, JWT

Is using the CSN of a mifare desfire EV2 safe?

Posted on January 12, 2023 by Ismail

From what I know, Mifare Classic cards are easy to copy/clone using a device such as a flipperzero, and it has to do with authentication using the CSN (card serial number)
However, let’s say that a system has 2 kinds of readers, a reader t… Continue reading Is using the CSN of a mifare desfire EV2 safe?→

Posted in authentication, encryption, rfid | Tagged NFC