An exposition on the security of the web. Is the web safe enough? History has taught us that we should never underestimate the amount of money, time, and effort someone will expend to thwart a security system.

1. WEB SECURITY
COMPUTER SYSTEM SECURITY

2. OUTLINE
INTRODUCTION
HISTORY OF WEB SECURITY
RECENT WEB SECURITY TOOLS
WEB SECURITY ISSUES
THE FUTURE OF WEB SECURITY
CONCLUSION
REFERENCES

3. INTRODUCTION
Web Security can be defined as the process of securing
confidential data stored online from unauthorized access
and modification.

4. HISTORY OF WEB SECURITY
Tim Berners Lee and ENQUIRE
World Wide Web
Emergence of web security

5. RECENT WEB SECURITY TOOLS
Skipfish
Scrawlr
Wapiti
Websecurify

6. WEB SECURITY ISSUES
◦Phishing

7. WEB SECURITY ISSUES
◦SQL Injection

8. WEB SECURITY ISSUES
◦Cross-site request forgery

9. WEB SECURITY ISSUES
Cross-site scripting

10. WEB SECURITY ISSUES
Securing the Web – SSL
◦ Major attacks in perspective

11. SECURING THE WEB
Encryption – “Confidentiality”
Authentication
Digital Signatures – “Data Integrity”

12. THE FUTURE OF WEB SECURITY
Application of quantum cryptography(QKD)
A demand for better computer security tools -
Snowden
A demand for browser vendors to provide security

13. CONCLUSION
History has taught us that we should never underestimate the
amount of money, time, and effort someone will expend to
thwart a security system.
The more secure we build the web today, the better and
safer the future will be for all of us.
eeyfagyei@st.ug.edu.gh & akalorwu@st.ug.edu.gh
(University of Ghana)

14. REFERENCES
Cluley, G. (2015, February 4). Major Internet Explorer vulnerability could lead to convincing
phishing attacks. Retrieved from HotforSecurity: http://www.hotforsecurity.com/blog/major-
internetexplorer-vulnerability-could-lead-to-convincing-phishing-attacks-11310.html
IBM. (2008). IBM Web application security management White paper . Retrieved from
ftp://ftp.software.ibm.com/software/.../web/.../r_wp_webappsecurity.pdF
Taiji, Z. (2015, February 17). The State of Cyber Security in February 2015: Top 7 Trending Stories.
Retrieved from SiteLock: http://blog.sitelock.com/2015/02/17/the-state-of-cyber-security-
infebruary-2015-top-7-trending-stories/