It looks like a simple math sum but has left people scratching their heads... can you solve it?

It looks simple at first, but this math problem has the internet stumped. Don't be fooled - it demands more brainpower than ...
IEEE

Boolean Algebra based effective and efficient asymmetric key cryptography algorithm: BAC algorithm

Abstract: The Internet was born of academic efforts to share information; it never strove for high security measures. It plays important role in becoming people online, this mode is easy and effective ...