Tag code

Linear Barcodes used in Press

Press and magazines usually come with a barcode that is located in the last page or back cover of these publications. This post tries to clarify the use of this barcode. Breakdown of Linear Barcodes used in Press ISSN (International…

Cryptographic Modes of Operation

Block ciphers are cryptographic algorithms that encrypt fixed-size blocks of data A cryptographic mode of operation for a block cipher describes the different ways that cryptographic algorithm may transform data to achieve sufficient complexity that offer protection against attacks. This…