Essays on Encryption

This is a type of encryption approach that is hand operated “symmetric encryption” method and was initial diagrammatic encryption method. It was drafted by one of the best cryptographic expert “Charles Wheatstone” (Wikipedia, August 3,2018, #1) in 1854 but was named as “Lord playfair”, it...

When the user is shopping online or accessing it Bank, could notice a “security device” the signature that appears in the address block or that the address block turns green. It reveals that gate user uses a fully protected link (“HTTPS”) to speak with thesite...

Encryption refers to a method in which plaintext or other types of data are converted from a readable form to an encoded version. The encrypted text can only be decoded by an entity with access to the decryption key. Encryption has become broadly used in...

Rizwan Farook and Tashfeen Malik, Pakistani origin, they are married and reside in Redlands City in California. Farook worked as a food inspector for the San Bernardino County Department of Public Health in 2010 to 2015, after earning a bachelor’s degree in in environmental health...

In this paper, discuss about the data hiding using the wavelet approach is better technique in stegnography techniques. optimisation techniques are better results provides for the data hiding in stenography. In Discrete Wavelet Transform, HAAR Wavelet gives the excellent peak signal to noise ratio (PSNR)...

With the inception of internet and cloud, data sharing and accessing over the internet has been widely adapted across all domain starting from education, health, entertainment etc. With the wide adaption came some really critical security privacy concerns as well. One of them was data...