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CompTIA Security+ sy0-601 > Acronyms > Flashcards

Acronyms Flashcards

1
Q

AES

A

Advanced Encryption Standard

Annual Loss Expectancy (ALE) quantifies the potential annual financial loss to an asset due to risks or threats. It is calculated using the formula:

[ \text{ALE} = \text{SLE} \times \text{ARO} ]

Where:

SLE (Single Loss Expectancy): The expected monetary loss every time a risk event occurs.
ARO (Annual Rate of Occurrence): The expected number of times a risk event will occur in a year.
Purpose:

The ALE is used by organizations to:

Assess the potential financial impact of different security threats.
Prioritize risk management efforts based on the potential financial impact.
Make informed decisions about where to allocate resources for risk mitigation.
Application:

In practice, calculating the ALE helps organizations decide whether a security control is cost-effective. If the cost of a control is less than the ALE, it might be justified; if it’s more, the control might not be considered cost-effective.

Understanding and applying these concepts is fundamental for professionals preparing for the CompTIA Security+ certification, as it demonstrates a practical approach to managing and mitigating security risks in an organization.

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2
Q

3DES

A

Triple Data Encryption Standard

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3
Q

AAA

A

Authentication, Authorization, and Accounting

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4
Q

ABAC

A

Attribute-Based Access Control

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5
Q

ACL

A

Access Control List

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6
Q

AD

A

Active Directory

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7
Q

AES

A

Advanced Encryption Standard

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8
Q

AES256

A

Advanced Encryption Standard 256-bit

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9
Q

AH

A

Authentication Header

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10
Q

AI

A

Artificial Intelligence

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11
Q

AIS

A

Automated Indicator Sharing

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12
Q

ALE

A

Annualized Loss Expectancy -

Annual Loss Expectancy (ALE) quantifies the potential annual financial loss to an asset due to risks or threats. It is calculated using the formula:

[ \text{ALE} = \text{SLE} \times \text{ARO} ]

Where:

SLE (Single Loss Expectancy): The expected monetary loss every time a risk event occurs.
ARO (Annual Rate of Occurrence): The expected number of times a risk event will occur in a year.
Purpose:

The ALE is used by organizations to:

Assess the potential financial impact of different security threats.
Prioritize risk management efforts based on the potential financial impact.
Make informed decisions about where to allocate resources for risk mitigation.
Application:

In practice, calculating the ALE helps organizations decide whether a security control is cost-effective. If the cost of a control is less than the ALE, it might be justified; if it’s more, the control might not be considered cost-effective.

Understanding and applying these concepts is fundamental for professionals preparing for the CompTIA Security+ certification, as it demonstrates a practical approach to managing and mitigating security risks in an organization.

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13
Q

AP

A

Access Point

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14
Q

API

A

Application Programming Interface

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15
Q

APT

A

Advanced Persistent Threat

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16
Q

ARO

A

Annualized Rate of Occurrence

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17
Q

ARP

A

Address Resolution Protocol

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18
Q

ASLR

A

Address Space Layout Randomization

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19
Q

ASP

A

Active Server Pages

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20
Q

ATT&CK

A

Adversarial Tactics, Techniques, & Common Knowledge

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21
Q

AUP

A

Acceptable Use Policy

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22
Q

AV

A

Antivirus

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23
Q

BASH

A

Bourne Again Shell

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24
Q

BCP

A

Business Continuity Planning

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25
Q

BGP

A

Border Gateway Protocol

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26
Q

BIA

A

Business Impact Analysis

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27
Q

BIOS

A

Basic Input/Output System

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28
Q

BPA

A

Business Partnership Agreement

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29
Q

BPDU

A

Bridge Protocol Data Unit

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30
Q

BSSID

A

Basic Service Set Identifier

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31
Q

BYOD

A

Bring Your Own Device

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32
Q

CA

A

Certificate Authority

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33
Q

CAPTCHA

A

Completely Automated Public Turing Test to Tell Computers & Humans Apart

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34
Q

CAR

A

Corrective Action Report

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35
Q

CASB

A

Cloud Access Security Broker

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36
Q

CBC

A

Cipher Block Chaining

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37
Q

CBT

A

Computer-Based Training

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38
Q

CCMP

A

Counter-Mode/CBC-MAC Protocol

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39
Q

CCTV

A

Closed-Circuit Television

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40
Q

CERT

A

Computer Emergency Response Team

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41
Q

CFB

A

Cipher Feedback

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42
Q

CHAP

A

Challenge-Handshake Authentication Protocol

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43
Q

CIO

A

Chief Information Officer

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44
Q

CIRT

A

Computer Incident Response Team

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45
Q

CIS

A

Center for Internet Security

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46
Q

CMS

A

Content Management System

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47
Q

COOP

A

Continuity of Operation Planning

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48
Q

COPE

A

Corporate Owned Personal Enabled

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49
Q

CP

A

Contigency Planning

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50
Q

CRC

A

Cyclical Redundancy Check

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51
Q

CRL

A

Certificate Revocation List

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52
Q

CSO

A

Chief Security Officer

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53
Q

CSP

A

Cloud Service Provider

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54
Q

CSR

A

Certificate Signing Request

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55
Q

CSRF

A

Cross-Site Request Forgery

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56
Q

CSU

A

Channel Service Unit

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57
Q

CTM

A

Counter-Mode

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58
Q

CTO

A

Chief Technology Officer

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59
Q

CVE

A

Common Vulnerabilities and Exposures

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60
Q

CVSS

A

Common Vulnerability Scoring System

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61
Q

CYOD

A

Choose Your Own Device

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62
Q

DAC

A

Discretionary Access Control

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63
Q

DBA

A

Database Administrator

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64
Q

DDoS

A

Distributive Denial of Service

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65
Q

DEP

A

Data Execution Prevention

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66
Q

DER

A

Distinguished Encoding Rule

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67
Q

DES

A

Digital Encryption Standard

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68
Q

DHCP

A

Dynamic Host Configuration Protocol

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69
Q

DHE

A

Diffie-Hellman Ephemeral

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70
Q

DKIM

A

Domain Keys Identified Mail

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71
Q

DLL

A

Dynamic Link Library

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72
Q

DLP

A

Data Loss Prevention

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73
Q

DMARC

A

Domain Message Authentication Reporting and Conformance

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74
Q

DMZ

A

Demilitarized Zone

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75
Q

DNAT

A

Destination Network Address Transaction

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76
Q

DNS

A

Domain Name Service (Server)

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77
Q

DNSSEC

A

Domain Name System Security Extensions

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78
Q

DoS

A

Denial of Service

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79
Q

DPO

A

Data Privacy Officer

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80
Q

DRP

A

Disaster Recovery Plan

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81
Q

DSA

A

Digital Signature Algorithm

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82
Q

DSL

A

Digital Subscriber Line

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83
Q

EAP

A

Extensible Authentication Protocol

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84
Q

ECB

A

Electronic Code Book

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85
Q

ECC

A

Elliptic Curve Cryptography

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86
Q

ECDHE

A

Elliptic Curve Diffie-Hellman Ephemeral

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87
Q

ECDSA

A

Elliptic Curve Digital Signature Algorithm

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88
Q

EDR

A

Endpoint Detection and Response

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89
Q

EFS

A

Encrypted File System

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90
Q

EOL

A

End of Life

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91
Q

EOS

A

End of Service

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92
Q

ERP

A

Enterprise Resource Planning

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93
Q

ESN

A

Electronic Serial Number

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94
Q

ESP

A

Encapsulated Security Payload

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95
Q

FACL

A

File System Access Control List

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96
Q

FAAS

A

Function As a Service

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97
Q

FDE

A

Full Disk Encryption

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98
Q

FPGA

A

Field Programmable Gate Array

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99
Q

FRR

A

False Rejection Rate

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100
Q

FTP

A

File Transfer Protocol

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101
Q

FTPS

A

Secured File Transfer Protocol

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102
Q

GCM

A

Galois Counter Mode

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103
Q

GDPR

A

General Data Protection Regulation

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104
Q

GPG

A

Gnu Privacy Guard

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105
Q

GPO

A

Group Policy Object

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106
Q

GPS

A

Global Positioning System

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107
Q

GPU

A

Graphics Processing Unit

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108
Q

GRE

A

Generic Routing Encapsulation

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109
Q

HA

A

High Availability

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110
Q

HDD

A

Hard Disk Drive

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111
Q

HIDS

A

Host-Based Intrusion Detection System

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112
Q

HIPS

A

Host-Based Intrusion Prevention System

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113
Q

HMAC

A

Hashed Message Authentication Code

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114
Q

HOTP

A

HMAC based One Time Password

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115
Q

HSM

A

Hardware Security Module

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116
Q

HTML

A

HyperText Markup Language

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117
Q

HTTP

A

Hypertext Transfer Protocol

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118
Q

HTTPS

A

Hypertext Transfer Protocol over SSL/TLS

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119
Q

HVAC

A

Heating, Ventilation, Air Conditioning

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120
Q

IaaS

A

Infrastructure as a Service

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121
Q

ICMP

A

Internet Control Message Protocol

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122
Q

ICS

A

Industrial Control Systems

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123
Q

IDEA

A

International Data Encryption Algorithm

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124
Q

IDF

A

Intermediate Distribution Frame

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125
Q

IdP

A

Identity Provider

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126
Q

IDS

A

Intrusion Detection System

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127
Q

IEEE

A

Institute of Electrical and Electronics Engineers

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128
Q

IKE

A

Internet Key Exchange

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129
Q

IM

A

Instant Messaging

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130
Q

IMAP4

A

Internet Message Access Protocol v4

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131
Q

IoC

A

Indicators of Compromise

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132
Q

IoT

A

Internet of Things

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133
Q

IP

A

Internet Protocol

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134
Q

IPSec

A

Internet Protocol Security

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135
Q

IR

A

Incident Response

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136
Q

IRC

A

Internet Relay Chat

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137
Q

IRP

A

Incident Response Plan

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138
Q

ISO

A

International Organization for Standardization

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139
Q

ISP

A

Internet Service Provider

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140
Q

ISSO

A

Information Systems Security Officer

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141
Q

ITCP

A

IT Contingency Plan

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142
Q

IV

A

Initialization Vector

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143
Q

KDC

A

Key Distribution Center

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144
Q

KEK

A

Key Encryption Key

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145
Q

L2TP

A

Layer 2 Tunneling Protocol

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3
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146
Q

LAN

A

Local Area Network

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147
Q

LDAP

A

Lightweight Directory Access Protocol

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148
Q

LEAP

A

Lightweight Extensible Authentication Protocol

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149
Q

MaaS

A

Monitoring as a Service

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150
Q

MAC

A

Mandatory Access Control

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151
Q

MAC

A

Media Access Control

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152
Q

MAC

A

Message Authentication Code

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153
Q

MAM

A

Mobile Application Management

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154
Q

MAN

A

Metropolitan Area Network

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155
Q

MBR

A

Master Boot Record

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156
Q

MD5

A

Message Digest 5

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157
Q

MDF

A

Main Distribution Frame

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158
Q

MDM

A

Mobile Device Management

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159
Q

MFA

A

Multifactor Authentication

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160
Q

MFD

A

Multi-Function Device

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161
Q

MFP

A

Multi-Function Printer

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162
Q

MITM

A

Man in the Middle

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163
Q

ML

A

Machine Learning

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164
Q

MMS

A

Multimedia Message Service

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165
Q

MOA

A

Memorandum of Agreement

166
Q

MOU

A

Memorandum of Understanding

167
Q

MPLS

A

Multi-Protocol Label Switching

168
Q

MSA

A

Measurement Systems Analysis

169
Q

MSCHAP

A

Microsoft Challenge Handshake
Authentication Protocol

170
Q

MSP

A

Managed Service Provider

171
Q

MSSP

A

Managed Security Service Provider

172
Q

MTBF

A

Mean Time Between Failures

173
Q

MTTF

A

Mean Time to Failure

174
Q

MTTR

A

Mean Time to Recover

175
Q

MTU

A

Maximum Transmission Unit

176
Q

NAC

A

Network Access Control

177
Q

NAS

A

Network Attached Storage

178
Q

NAT

A

Network Address Translation

179
Q

NDA

A

Non-Disclosure Agreement

180
Q

NFC

A

Near Field Communication

181
Q

NFV

A

Network Functions Virtualization

182
Q

NIC

A

Network Interface Card

183
Q

NIDS

A

Network Based Intrusion Detection System

184
Q

NIPS

A

Network Based Intrusion Prevention System

185
Q

NIST

A

National Institute of Standards & Technology

186
Q

NTFS

A

New Technology File System

187
Q

NTLM

A

New Technology LAN Manager

188
Q

NTP

A

Network Time Protocol

189
Q

OAUTH

A

Open Authorization

190
Q

OCSP

A

Online Certificate Status Protocol

191
Q

OID

A

Object Identifier

192
Q

OS

A

Operating System

193
Q

OSI

A

Open Systems Interconnection

194
Q

OSINT

A

Open Source Intelligence

195
Q

OSPF

A

Open Shortest Path First

196
Q

OT

A

Operational Technology

197
Q

OTA

A

Over The Air

198
Q

OTG

A

On The Go

199
Q

OVAL

A

Open Vulnerability Assessment Language

200
Q

OWASP

A

Open Web Application Security Project

201
Q

P12

A

PKCS #12

202
Q

P2P

A

Peer to Peer

203
Q

P2P

A
204
Q

PAC

A

Proxy Auto Configuration

205
Q

PAM

A

Privileged Access Management

206
Q

PAM

A

Pluggable Authentication Modules

207
Q

PAP

A

Password Authentication Protocol

208
Q

PAT

A

Port Address Translation

209
Q

PBKDF2

A

Password Based Key Derivation Function 2

210
Q

PBX

A

Private Branch Exchange

211
Q

PCAP

A

Packet Capture

212
Q

PCI DSS

A

Payment Card Industry Data Security Standard

213
Q

PDU

A

Power Distribution Unit

214
Q

PEAP

A

Protected Extensible Authentication Protocol

215
Q

PED

A

Personal Electronic Device

216
Q

PEM

A

Privacy Enhanced Mail

217
Q

PFS

A

Perfect Forward Secrecy

218
Q

PFX

A

Personal Information Exchange

219
Q

PGP

A

Pretty Good Privacy

220
Q

PHI

A

Personal Health Information

221
Q

PII

A

Personally Identifiable Information

222
Q

PIV

A

Personal Identity Verification

223
Q

PKCS

A

Public Key Cryptography Standards

224
Q

PKI

A

Public Key Infrastructure

225
Q

POP

A

Post Office Protocol

226
Q

POTS

A

Plain Old Telephone Service

227
Q

PPP

A

Point-to-Point Protocol

228
Q

PPTP

A

Point-to-Point Tunneling Protoco

229
Q

PSK

A

Pre-Shared Key

230
Q

PTZ

A

Pan-Tilt-Zoom

231
Q

QA

A

Quality Assurance

232
Q

QoS

A

Quality of Service

233
Q

PUP

A

Potentially Unwanted Program

234
Q

RA

A

Recovery Agent

235
Q

RA

A

Registration Authority

236
Q

RACE

A

Research and Development in Advanced Communications Technologies in Europe

237
Q

RAD

A

Rapid Application Development

238
Q

RADIUS

A

Remote Authentication Dial-in User Server

239
Q

RAID

A

Redundant Array of Inexpensive Disks

240
Q

RAM

A

Random Access Memory

241
Q

RAS

A

Remote Access Server

242
Q

RAT

A

Remote Access Trojan

243
Q

RC4

A

Rivest Cipher version 4

244
Q

RCS

A

Rich Communication Services

245
Q

RFC

A

Request for Comments

246
Q

RFID

A

Radio Frequency Identifier

247
Q

RIPEMD

A

RACE Integrity Primitives
Evaluation Message Digest

248
Q

ROI

A

Return on Investment

249
Q

RPO

A

Recovery Point Objective

250
Q

RSA

A

Rivest, Shamir, & Adleman

251
Q

RTBH

A

Remote Triggered Black Hole

252
Q

RTO

A

Recovery Time Objective

253
Q

RTOS

A

Real-Time Operating System

254
Q

RTP

A

Real-Time Transport Protocol

255
Q

S/MIME

A

Secure/Multipurpose Internet Mail Extensions

256
Q

SaaS

A

Software as a Service

257
Q

SAE

A

Simultaneous Authentication of Equals

258
Q

SAML

A

Security Assertions Markup Language

259
Q

SAN

A

Storage Area Network

260
Q

SAN

A

Subject Alternative Name

261
Q

SCADA

A

System Control and Data Acquisition

262
Q

SCAP

A

Security Content Automation Protocol

263
Q

SCEP

A

Simple Certificate Enrollment Protocol

264
Q

SDK

A

Software Development Kit

265
Q

SDLC

A

Software Development Life Cycle

266
Q

SDLM

A

Software Development Life-cycle Methodology

267
Q

SDN

A

Software Defined Networking

268
Q

SDV

A

Software Defined Visibility

269
Q

SED

A

Self-Encrypting Drives

270
Q

SEH

A

Structured Exception Handler

271
Q

SFTP

A

Secured File Transfer Protocol

272
Q

SHA

A

Secure Hashing Algorithm

273
Q

SHTTP

A

Secure Hypertext Transfer Protocol

274
Q

SIEM

A

Security Information and Event Management

275
Q

SIM

A

Subscriber Identity Module

276
Q

SIP

A

Session Initiation Protocol

277
Q

SLA

A

Service Level Agreement

278
Q

SLE

A

Single Loss Expectancy

279
Q

S/MIME

A

Secure/Multipurpose Internet Mail Exchanger

280
Q

SMS

A

Short Message Service

281
Q

SMTP

A

Simple Mail Transfer Protoco

282
Q

SMTPS

A

Simple Mail Transfer Protocol Secure

283
Q

SNMP

A

Simple Network Management Protocol

284
Q

SOAP

A

Simple Object Access Protoco

285
Q

SOAR

A

Security Orchestration, Automation, Response

286
Q

SoC

A

System on Chip

287
Q

SOC

A

Security Operations Center

288
Q

SPF

A

Sender Policy Framework

289
Q

SPIM

A

Spam over Internet Messaging

290
Q

SQL

A

Structured Query Language

291
Q

SQLi

A

SQL Injection

292
Q

SRTP

A

Secure Real-Time Protocol

293
Q

SSD

A

Solid State Drive

294
Q

SSH

A

Secure Shell

295
Q

SSL

A

Secure Sockets Layer

296
Q

SSO

A

Single Sign On

297
Q

STIX

A

Structured Threat Information eXchange

298
Q

STP

A

Shielded Twisted Pair

299
Q

SWG

A

Secure Web Gateway

300
Q

TACACS+

A

Terminal Access Controller Access Control System

301
Q

TAXII

A

Trusted Automated eXchange of Indicator Information

302
Q

TCP/IP

A

Transmission Control Protocol/Internet Protocol

303
Q

TGT

A

Ticket Granting Ticket

304
Q

TKIP

A

Temporal Key Integrity Protocol

305
Q

TLS

A

Transport Layer Security

306
Q

TOTP

A

Time-based One Time Password

307
Q

TPM

A

Trusted Platform Module

308
Q

TSIG

A

Transaction Signature

309
Q

TTP

A

Tactics, Techniques, and Procedures

310
Q

UAT

A

User Acceptance Testing

311
Q

UAV

A

Unmanned Aerial Vehicle

312
Q

UDP

A

User Datagram Protocol

313
Q

UEFI

A

Unified Extensible Firmware Interface

314
Q

UEM

A

Unified Endpoint Management

315
Q

UPS

A

Uninterruptable Power Supply

316
Q

URI

A

Uniform Resource Identifier

317
Q

URL

A

Universal Resource Locator

318
Q

USB

A

Universal Serial Bus

319
Q

USB OTG

A

USB On The Go

320
Q

UTM

A

Unified Threat Management

321
Q

UTP

A

Unshielded Twisted Pair

322
Q

VBA

A

Visual Basic

323
Q

VDE

A

Virtual Desktop Environment

324
Q

VDI

A

Virtual Desktop Infrastructure

325
Q

VLAN

A

Virtual Local Area Network

326
Q

VLSM

A

Variable Length Subnet Masking

327
Q

VM

A

Virtual Machine

328
Q

VoIP

A

Voice over IP

329
Q

VPC

A

Virtual Private Cloud

330
Q

VPN

A

Virtual Private Network

331
Q

VTC

A

Video Teleconferencing

332
Q

WAF

A

Web Application Firewall

333
Q

WAP

A

Wireless Access Point

334
Q

WEP

A

Wired Equivalent Privacy

335
Q

WIDS

A

Wireless Intrusion Detection System

336
Q

WIPS

A

Wireless Intrusion Prevention System

337
Q

WORM

A

Write Once Read Many

338
Q

WPA

A

Wi-Fi Protected Access

339
Q

WPS

A

WiFi Protected Setup

340
Q

WTLS

A

Wireless TLS

341
Q

XaaS

A

Anything as a Service

342
Q

XML

A

Extensible Markup Language

343
Q

XOR

A

Exclusive Or

344
Q

XSRF

A

Cross-Site Request Forgery

345
Q

XSS

A

Cross-Site Scripting

346
Q
A
347
Q
A
348
Q
A
349
Q
A
350
Q
A
351
Q
A
352
Q
A
353
Q
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354
Q
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355
Q
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356
Q
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357
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360
Q
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Q
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Q
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Q
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Q
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Q
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CompTIA Security+ sy0-601 (2 decks)

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