Improving the security of RSA with OAEP

In cryptography, Optimal Asymmetric Encryption Padding is a padding scheme often used together with RSA encryption, standardized in PKCS#1 v2

How RSA works ?

java.lang.ArrayIndexOutOfBoundsException: too much data for RSA block

Recently when I was working with a customer I have handled an incident in which customer was getting the below exception. The customer couldn’t log in to the product due to this.

Trying out X509Certificate Authenticator in WSO2 Identity server : Shortcuts