Decryption Term Papers Samples For Students

COMPUTER SECURITY AND CRYPTOGRAPHY

INTRODUCTION

Computer security is very vital in the setting of any organization. The organizations’ information systems need to be protected from both physical and software attacks. The physical attacks can include: theft, fire and natural disasters. Software attacks can include but not limited to: viral attacks, hacking and any other form of intrusion into the organization’s information systems. Computer security should be prioritized in every organization that wants to be successful in its activities. There are several ways of protecting information and data in the computer systems at different levels. One of the most commonly used methods is ...

General definition

Public-key algorithm of cryptography, sometimes names as asymmetric cryptography. It is a class of cryptographic algorithms which uses two separate keys, one of which is known only by one side (secret or private) another one is available for publicity (public).
These 2 keys are different, but they are connected with some mathematical operations. The public key is usually used to encrypt(code) data or to verify and confirm a digital signature. The private key is used to decode (decrypt) data or to create a digital signature.
The term asymmetric describes this algorithm because different keys are used to run the ...

Introduction

Debit and credit cards are used by customers for post paid and pre-paid transactions respectively. They promote cashless society since individuals do not carry their money with them while going to shop. The holder of the cards can use them to either debit or credit their bank accounts at any transaction terminal where the holder will have to produce the card for reading confirmation through the assistance of the system of computer before the actual transaction can be completed. The debit card for instance is a payment method which can be accepted at the terminal of transaction using PIN or ...

Mobile devices play a key role in mail investigations. This is true because most people synchronize all their data to the mobile devices and it is the most often used platform in accessing mails. A key risk in the application of handheld devices is the susceptibility to theft, breakdown or just normal loss. Since users will always walk around with their mobile devices, they are more prone to loss as opposed to desktop computers that are always in the offices. Loss of these devices means loss of crucial data. Wireless networks also lack some aspects of stability under given circumstances. ...