Essays Tagged: "Encryption"

Internet security

users, servers, and system operators; alsoknown as SysOps, is how?The most popular survey answer is encryption; eighty-nine percent, an overwhelming majority (Appendix A). Encryption is a 'code' of nu ... e of text:Hi! I'm a line of 'plaintext' which means that this text is plain.Then we use our miracle encryption system (only $19.95!) - andnow, look at the 'after' shot:hEwctbdGE386fBAgCQc9uN+0LoCi ... ...

(4 pages) 283 0 3.0 Nov/1995

Subjects: Science Essays > Computer Science > Internet and networking

Computer Security, Defines encryption and explain how it is used to protect transmission of information

1Encryption is method of scrambling data in some manner during transmission. In periods of war, the u ... ich one unit (usually character) of cipher text (unintelligible text or signals produced through an encryption system) is substituted for a corresponding unit of plain text (the intelligible text or s ... use and the specific key.The other method is Transposition (rearrangement characters) which is the encryption process in which units of the original plain text (usually individual characteristics) ar ...

(4 pages) 276 0 3.8 Apr/1997

Subjects: Science Essays > Computer Science

Government Intervention on the Internet

munications cannot filter thatwhich cannot be read, which leads to my other topic of interest: data encryption.By nature, the Internet is an insecure method of transferring data. A single E-mail packe ... omeone may intercept the data, private or not. Credit card numbers are a frequenttarget of hackers. Encryption is a means of encoding data so that only someone withthe proper 'key' can decode it. So f ...

(5 pages) 149 0 4.0 Mar/1997

Subjects: Science Essays > Computer Science > Internet and networking

A report on Network Security based on the text: Ahuja, V. (1996). Network & Internet Security. Massachusetts: Academic Press Inc.

oduced the risks to networks, followed by a review of basic security concepts such as passwords and encryption. For each concept, the book also provided an overview of the existing and emerging techno ... ealed confidential data. Confidential data is often stored or transmitted in encrypted form. A weak encryption scheme or lack of protection for encryption keys may lead to a breach of secret data.The ...

(5 pages) 388 0 3.6 Aug/2002

Subjects: Science Essays > Computer Science > Internet and networking

Internet argrument

unications cannot filter that which cannot be read, which leads to my other topic of interest: data encryption. By nature, the Internet is an insecure method of transferring data. A single E- mail pac ... meone may intercept the data, private or not. Credit card numbers are a frequent target of hackers. Encryption is a means of encoding data so that only someone with the proper "key" can decode it. So ...

(6 pages) 99 0 3.0 Nov/2002

Subjects: Science Essays > Computer Science

E-commerce.

table firm, you in most cases have nothing more to worry about. Most respectable companies use data encryption to secure online transfers. These sites use your browser to encrypt data so that no one w ... gain access to your information. Microsoft Internet Explorer and Netscape come standard with 40-bit encryption. With your data encrypted, even with a 40-bit encryption, it is safer to transmit that da ...

(9 pages) 271 0 3.4 Nov/2003

Subjects: Businesss Research Papers

Smart Card Advantages. What are the advantages of smart cards?

art card as a perfect user interface in a mobile, networked economy.SecuritySmart cards incorporate encryption and authentication technologies that can implement issuer's and user's requirements for t ... ogies that can implement issuer's and user's requirements for the highest degree of security. Using encryption, contents and data can be securely transferred via wired and wireless networks. Coupled w ...

(2 pages) 99 0 4.0 Dec/2003

Subjects: Law & Government Essays

Discuss the main similarities and differences between PKI regulation in Hong Kong and other jurisdictions.

Encryption has been used as a means of secure communication for centuries. In recent years it has pl ... certificate authority). There are numerous advantages for adopting such a system. The regulation of encryption involves a very sensitive balancing act. On the one hand in a liberalist-democracy citize ...

(5 pages) 45 0 3.0 Feb/2004

Subjects: Law & Government Essays > Law

"Cryptography"

iphering and deciphering of messages in secret code or cipher.PLAINTEXT the original message before encryption or after decryptionCIPHERTEXT The encrypted form of the PLAINTEXTENCRYPTION The process o ... AVFVDFDXAVFFGAZZthe final cipher is now ADGVVZFAZVXAADFAFFBLOCK CIPHERSare what are used for modern encryptiontranslates blocks of plaintext (usually only 64 bit ) into ciphertext using a key and reve ...

(5 pages) 116 0 4.2 May/2004

Subjects: Science Essays > Mathematics

Virtual Private Networks

urity concerns are addressed with VPN including: authentication, integrity, and confidentiality via encryption.Definition of Virtual Private Network (VPN):A Virtual Private Network, (commonly referred ... iality. Packets that are intercepted on the shared or public network are indecipherable without the encryption keys. The portion of the connection in which the private data is encapsulated is known as ...

(15 pages) 228 0 3.5 Nov/2004

Subjects: Science Essays > Computer Science > Internet and networking

The vulnerability of computerised accounting information systems to computer crime.

nge of data if proper controls are not installed. Controls such as password, authorities, firewall, encryption, segregation of duties, and auditing, physical controls over assets contribute to reducin ... internal controls and detection system in place. Controls such as password, authorities, firewall, encryption, segregation of duties, and auditing, physical controls over assets can pay a big dividen ...

(9 pages) 287 0 3.9 Sep/2005

Subjects: Businesss Research Papers > Accounting

DRM(Digital Right Management) Doesn't Really Matter: A persuasive paper opposing the use of DRM in online media.

al Right Management, known as DRM for short, is a system by which, through the use of licensing and encryption, digital content distributors control the copying and distribution of digital media while ... m used in the iTunes Music Store and has already started work on cracking AACS, the next-generation encryption on Blu-Ray and HD-DVD discs. Also, through the use of peer-to-peer file-sharing systems, ...

(5 pages) 95 0 4.2 Mar/2006

Subjects: Science Essays > Computer Science > Computer Ethics

The Simple Mathematics of Cryptology

each character of a message (the plaintext message) with a unique alternate character to obtain an encryption (the ciphertext message). For example, you may choose to replace each occurrence of the l ...

(3 pages) 29 0 2.0 Apr/2006

Subjects: Science Essays > Mathematics

The Year of Storage for 2005.

ered storage, storage networking, interconnects, CDP, NAS, iSCSI SANs, virtualization, security and encryption, and virtual tape are the 11 different types of storage devices and techniques for backin ... ry to disk for search and recovery.Data that is going to be saved off site has to have some type of encryption and security to mitigate loss. Companies are responsible for their data and the lost of t ...

(3 pages) 37 0 0.0 Nov/2007

Subjects: Science Essays > Computer Science

E-Commerce: Payment Systems and Security The list of payment solutions

ontent, as well as the identity of the client and supplier.The solution would seem to be the use of encryption to securely send the number and information of the credit card. But still, some certain f ... ts point to the confidentiality, integrity, and authentication of the implied parties. The need for encryption is obvious and all methods use it.The DigiCash proposal is the only one that breaks away ...

(9 pages) 26 0 0.0 Feb/2008

Subjects: Science Essays > Computer Science

Cryptography

recipient can read it.A cryptographic algorithm (or cipher) is a mathematical function used in the encryption and decryption process. It works in combination with a key (a word, number, or phrase) to ...

(1 pages) 32 0 0.0 Feb/2008

Subjects: Science Essays > Computer Science

Internet Safety and My rights to Privacy

to adjust the default settings to meet your needs.Another way to protect you is through the use of encryption. Encryption is the translation of data into a secret code. Encryption is the most effecti ... data is called plain text; encrypted data is referred to as cipher text.There are two main types of encryption: asymmetric encryption (also called public-key encryption) and symmetric encryption. ...

(3 pages) 64 0 3.0 Feb/2008

Subjects: Science Essays > Computer Science > Internet and networking

Encryption

1. Introduction: What is Encryption?Encryption has become a necessity in modern society due to the nature of the information ... odern society due to the nature of the information we must interact with everyday. Furthermore, the encryption of computer data is becoming increasingly important since much sensitive information is s ... our hard drives and human based codes are simply too easy for a computer to solve [1]. All forms of encryption are based on cryptology which is "the science of analyzing and deciphering codes and ciph ...

(5 pages) 59 0 3.0 Nov/2008

Subjects: Science Essays > Computer Science

Internet Security

to prevent these types of malicious attacks and others organizations should implement firewalls and encryptions. A firewall is designed to prevent unauthorized access to private networks, which are co ... in a secret code, as result the information requires having a password or key to decipher the data. Encryption is the science of cryptography, which is "the process of making and using codes to secure ...

(6 pages) 110 0 0.0 May/2009

Subjects: Science Essays > Computer Science > Internet and networking

message authentecation and hasg function

we will consider all the security requirements. For this three alternative function used:* Message encryption* Message Authentication Code (MAC)* Hash Function5. Hash function is like MAC. Hash funct ... T:-About Message Authentication and Hash functionMessage AuthenticationSecurity RequirementsMessage EncryptionMessage Encryption with public keyMessage Authentication Code (MAC)Message Authentication ...

(11 pages) 6 0 0.0 Mar/2012

Subjects: Science Essays > Computer Science