Homomorphic encryption algorithms and schemes for secure computations in the cloud

<div>This article provides:</div><div>1. A detailed survey of homomorphic encryption (HE) using public key algorithms such as RSA, El-Gamal, and Paillier algorithms.</div><div>2. Fully homomorphic encryption (FHE) schemes.</div><div>This work can be helpful as a guide to principles, properties of FHE as researchers believe in the possibility of advancement in the FHE area.</div><div><br>