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CIW IBA Curriculum Lesson 08:
Protecting Yourself Online
27
Computer Science
Professional
01/13/2014

Additional Computer Science Flashcards

 


 

Cards

Term
"The right to Be Forgotten":
Definition
An argument that asks "Do people have the right to remove damaging information about themselves on the Internet so the information can be forgotten?"
Term
Authentication:
Definition
The process of verifying the identity of a user who logs on to a system, or the integrity of transmitted data.
Term
digital certificate:
Definition
A password protected, encrypted data file containing message encryption, user identification and message text. Used to authenticate a program or a sender's public key, or to initiate SSL sessions. Must be signed by a certificate authority (CA) to be valid.
Term
digital signature:
Definition
An electronic stamp added to a message that uniquely identifies its source and verifies its contents at the time of the signature.
Term
non-repudiation:
Definition
The security principle of providing proof that a transaction occurred between identified parties. Repudiation occurs when one party in a transaction denies that the transaction took place.
Term
Encryption:
Definition
A security technique designed to prevent access to information by converting it into a scrambled (unreadable) form of text.
Term
Decryption:
Definition
The process of Converting encrypted data back to its original form.
Term
Key:
Definition
A variable value, such as a numeric code, that uses an algorithm to encrypt and decrypt data. Some applications encrypt and decrypt with the same key, whereas other applications use a pair of keys.
Term
Symmetric Encryption:
Definition
An encryption method in which the same key is used to encrypt and decrypt a message. Also known as private-key encryption.
Term
Asymmetric Encryption:
Definition
An encryption method in which two keys (a private key and a public key) are used to encrypt and decrypt a message. Also known as public-key encryption.
Term
hash encryption:
Definition
An encryption method in which hashes are used to verify the integrity of transmitted messages. Also known as one-way encryption
Term
hash
Definition
A number generated by an algorithm from a text string. Also known as a message digest
Term
Secure Sockets Layer (SSL):
Definition
A protocol that Provides authentication and encryption, used by most servers for secure exchanges over the Internet. Superseded by Transport Layer Security (TLS).
Term
Transport Layer Security (TLS):
Definition
A protocol based on SSL 3.0 that provides authentication and encryption, used by most servers for secure exchanges over the Internet
Term
Malware:
Definition
Abbreviation for malicious software. Malware is software designed to harm computer systems.
Term
Virus:
Definition
A malicious program that replicates itself on computer systems, usually through executable software, and causes irreparable system damage.
Term
Worm:
Definition
A self-replicating program or algorithm that consumes system resources.
Term
Trojan:
Definition
A program disguised as a harmless application that actually produces harmful results.
Term
illicit server:
Definition
An application that installs hidden services on systems. Illicit servers consist of "client" code and "server" code that enable the attacker to monitor and control the operation of the computer infected with the server code.
Term
anti-virus software:
Definition
Software that scans disks and programs for known viruses and eliminates them.
Term
Spyware:
Definition
A software application secretly placed on a user's system to gather information and relay it to outside parties, usually for advertising purposes.
Term
Update:
Definition
A file or collection of tools that resolves system liabilities and improves software performance.
Term
Patch:
Definition
Programming code that provides a temporary solution to a known problem, or bug
Term
screen saver:
Definition
A graphic or moving image that appears on your screen when your computer is idle.
Term
Typosquatting:
Definition
The unethical practice of registering domain names very similar to those of high volume sites in hopes of receiving traffic from users seeking the high volume site who mistakenly enter an incorrect URL in their browsers.
Term
Firewall:
Definition
A security barrier that controls the flow of information between the Internet and a private network. A firewall prevents outsiders from accessing an enterprise's internal network, which accesses the Internet indirectly through a proxy server.
Term
Internet Control Messaging Protocol (ICMP):
Definition
A subset of Internet Protocol that is most often used to determine whether a computer can communicate with the rest of the network.
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