ePayment Security ECOM 6016 Electronic Payment Systems • Keep financial data secret from unauthorized parties (privacy) – CRYPTOGRAPHY Lecture 3 ePayment Security • Verify that messages have not been altered in transit (integrity) – HASH FUNCTIONS • Prove that a party engaged in a transaction ( (nonrepudiation) ) – DIGITAL SIGNATURES • Verify identity of users (authentication) – PASSWORDS‚ DIGITAL CERTIFICATES THE UNIVERSITY OF HONG KONG FEB/MAR 2012 © 2012 MICHAEL I. SHAMOS
Free Cryptography RSA
Master Thesis Electrical Engineering November 2011 Security Techniques for Protecting Data in Cloud Computing Venkata Sravan Kumar Maddineni Shivashanker Ragi School of Computing Blekinge Institute of Technology SE - 371 79 Karlskrona Sweden i This thesis is submitted to the School of Computing at Blekinge Institute of Technology in partial fulfillment of the requirements for the degree of Master of Science in Software Engineering. The thesis is equivalent to 40 weeks of full time studies.
Premium Cloud computing
Protection and Security The separation of protection and security is a design choice. Protection is identified as a mechanism‚ which means that it is a device that changes an input into a desired output. Security is identified as a policy‚ which is a procedure to guide the decision making process. Security relies on the protective mechanisms along with cryptology techniques. Protection has security policies that are supported by protective mechanisms and decides
Premium Computer security Security Information security
industry adds importantly to the firm’s ability to be successful in other industries in which it may have business interests. As a general proposition‚ if an industry ~ overall profit prospects are above average‚ the industry can be considered attractive; if its profit prospects are below average‚ it is unattractive.
Premium Profit
The average stock prices for each of the four years shown in Exhibit 1 were as follows: 1998 111/4 = 27.75 1999 163/4 = 40.75 2000 281/2 = 140.5 2001 91/2 = 45.5 a. compute the price/earnings ratio for each year. That is‚ take the stock price shown above and divide by net income per common stock-dilution from exhibit 1. 2001 (3‚417)/$ 0.27 = 12‚655.5 2000 (3‚379)/$0 .55 = 6‚143.63 1999 (3‚282)/$ 0.31 = 10‚587.09 1998 (3‚180)/$ 0.24 = 13‚250.00 b. Why do you think P/E has changed
Premium Stock market Stock 1920
Park football team under the lights no matter what. Weather‚ distance‚ and access to a vehicle never stood in my way. Each player was a role model for me‚ and I wanted to be just like them. In my younger years of playing‚ I was just known as the “average” football player; I was slightly above “bad” but slightly below “good”. As I grew older‚ I started to talk to varsity football players‚ and I asked them about their own experiences. I wanted to know what they were like when they were my age and how
Premium American football High school High school football
FIREWALL SECURITY This reports looks at what a firewall is‚ and how it works. It also looks at what security risks can be stopped by a firewall in a computer system. Most people think that a firewall is where all data traffic on the internet has to go through between networks‚ as shown in Figure 1.1 [pic] What is a firewall? In network security‚ firewall is considered a first line of defense in protecting private information. "A firewall sits at the junction point‚ or gateway‚ between the two
Premium Access control Computer security
GPS and computers can be secured at the touch of a fingerprint. Designing in security at the start of a new product development process is more effective than adding it on later. Unlocking your mobile phone by scanning your fingerprint is not a thing of science fiction. It’s an everyday reality for millions of mobile phone users‚ the greatest proportion of who live in Asia. But designing-in security to mobile phones can be difficult. PIN codes and passwords take too long to enter and users often disable
Premium Biometrics
get to eat‚ they get dead fish. How appetizing. The average life expectancy for female orcas in the wild has been estimated at 45 to 50 years‚ with a maximum lifespan of about 90 and the average life expectancy for a wild orca male is approximately 30 years‚ with an estimated maximum lifespan of about 60. Many orcas at SeaWorld have died in their teens‚ 20s‚ and often younger. This rate of death is extremely high‚ and much higher than what is found in the wild. Alot of these deaths have to do with
Premium Life expectancy Whale Killer whale
people might have different opinions on what a typical American family is and what it consist of. “The American family structure is considered a traditional family support system involving two married individuals providing care and stability for their biological offspring.” stated by Wikipedia. A husband‚ wife‚ and a child are the foundation of a typical American family. Giving details of what an American family consist of and looking more in depth to what makes up their home is the objective of
Premium Family