This document discusses various topics related to information security principles and cryptography. It covers legal protections for programs and data like copyrights and patents. It then discusses ways to protect programs and data such as encryption, backups, anti-malware software, and network security. The document also discusses information technology law, the five laws of media and information, employee and employer rights, computer crime and privacy issues, and ethical issues in computer security.

1. SECURITY PRINCIPLES AND
CRYPTOGRAPHY THEORY PRACTICES
UNIT V
PRESENT BY
DINA ZOUGHBI
DEPARTMENT OF DATA SCIENCES AND BUSINESS SYSTEM

2. PROTECTING PROGRAMS AND DATA
• Copyrights, patents, and trade secrets are legal devices that can protect
computers, programs, and data. However,
in some cases, precise steps
must be taken to protect
the work before anyone else is allowed
access to it.

3. WHAT ARE THE WAYS IN PROTECTING
PROGRAMS AND DATA?
• Encrypt your data.
• Backup your data. ...
• The cloud provides a viable backup option. ...
• Anti-malware protection is a must.
• Make your old computers' hard drives unreadable. ...
• Install operating system updates. ...
• Automate your software updates.
• Secure your wireless network at your home or business

4. INFORMATION AND THE LAW
• Information technology law (also called cyberlaw) concerns the law of
information technology, including computing and the internet. It is related to
legal informatics, and governs the digital dissemination of both (digitized)
information and software, information security and electronic commerce
aspects and it has been described as "paper laws" for a "paperless
environment". It raises specific issues of intellectual property in computing
and online, contract law, privacy, freedom of expression, and jurisdiction

5. FIVE LAWS OF MEDIA AND INFORMATION

6. RIGHTS OF EMPLOYEES AND EMPLOYERS
• These basic rights are proportional to an employer's duty to make the
workplace as comfortable and employee-friendly as possible. These rights
safeguard the employee from discrimination based on age, gender, race or
religion, protect their interest and entitles them with the right to privacy and
fair remuneration.

7. RIGHTS OF EMPLOYEES AND EMPLOYERS
• The rights of employees:
1. Compensation equality. ...
2. Freedom to join a Union. ..
3. Safe workplace. ...
4. Harassment free workplace. ...
5. Non-discrimination. ...
6. Family and medical leave. ...
7. Minimum wage. ..
8. Retaliation-free workplace.

8. EMPLOYER AND EMPLOYEE RIGHTS

9. COMPUTER CRIME & PRIVACY
Cyber crime, also called computer crime : the use of a computer
as an instrument to further illegal ends, such as committing fraud,
trafficking in child pornography and intellectual property,
stealing identities, or violating privacy.
Computer Crime & Privacy : cybercrime violates individuals’
privacy and the security of their data,
particularly hacking, malware, identity theft, financial fraud,
medical fraud, and certain offences against persons that involve the revealing of
personal information, messages, images, and video and audio recordings without
individuals' consent

10. ETHICAL ISSUES IN COMPUTER SECURITY
•The foundations of all secure systems are the moral principles and practices
and the professional standards of all employees of the organization, i.e., while
people are part of the solution, they are also most of the problem. The
following issues are examples of security problems that an organization
may have to deal:

11. ETHICAL ISSUES IN COMPUTER SECURITY
• A. Ethics and Responsible Decision-Making
• B. Confidentiality & Privacy
• C. Piracy
• D. Fraud & Misuse
• E. Liability
• F. Patent and Copyright Law
• G. Trade Secrets
• H. Sabotage