E-commerce Security and Payment Systems Lecture Review

These flashcards cover key concepts related to e-commerce security and payment systems, focusing on definitions and explanations of important terms discussed in the lecture.

E-commerce Security

The protection of online transactions and sensitive information in electronic commerce.

Cybercrime

Criminal activities committed via the internet, including data breaches and identity theft.

Malware

Malicious software designed to harm, exploit, or otherwise compromise a computer system.

Phishing

A deceptive online attempt by third parties to obtain confidential information for financial gain.

Ransomware

A type of malicious software that locks or encrypts files and demands payment for their release.

SQL Injection

A code injection technique that attackers use to exploit vulnerabilities in applications that interact with databases.

Denial of Service (DoS) Attack

An attempt to make a machine or network resource unavailable to its intended users by overwhelming it with traffic.

Digital Certificate

An electronic document that uses a digital signature to bind a public key with an identity.

Transport Layer Security (TLS)

A protocol that encrypts data sent over the internet to ensure secure communication between client and server.

Public Key Infrastructure (PKI)

The framework that manages digital keys and certificates used in secure communications.

Multi-factor Authentication (MFA)

A security system that requires more than one form of verification to gain access to an account.

Insider Threats

Risks posed by individuals within an organization, such as employees, who can exploit access or knowledge.

Encryption

The process of converting information or data into a code, especially to prevent unauthorized access.

E-commerce Payment Systems

Various online methods used to facilitate payments between consumers and merchants.

Blockchain

A distributed digital ledger that records transactions in a secure, transparent, and tamper-proof manner.

Biometrics

Biological measurements or physical characteristics used for identification and access control.

Identity Theft

The unauthorized use of another person's personal information, usually for financial gain.

Alternative Payment Systems

Online payment methods such as PayPal, Google Pay, and others that function aside from traditional credit cards.