what is the difference between IBE and ABE schemes Can somebody explain in simple words. real life example light help and limitations of these schemes etc.
With IBE the public key is a public bitstring as your email. A Key-authority issues a secret key that is tied with this public key.The owner of the secret key can only decrypt.

ABE entails more complex access control on decryption operation such as:"Only the owner of the secret key that corresponds to: Area:=Italy AND Age:&lt;30 and Business:=Researcher" can decrypt. The last predicates are called the attributes