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Security + || 2.5 Account Management
Security + || 2.5 Account Management
32
Computer Science
Undergraduate 4
12/11/2018

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Cards

Term
Discretionary Access Control (DAC)
Definition
Everyone has access to their own system, where there is not a centralized file system.
Term
Role-based Access Control (RBAC)
Definition
Centralized server that has an administrator that grants rights.

Based on assigning roles to users and giving users rights based on the roles they possess.
Term
Access Control List
Definition
ACL
Term
Mandatory Access Control (MAC)
Definition
Uses labels, clearances and system policies to restrict access based on a confidentiality and integrity model.

Not very flexible.
Term
Attribute-based Access Control (ABAC)
Definition
Flexible and complex access control.
Term
Rule-based Access Control
Definition
Contained system (sandbox), flexible access control.

Based on implicit deny, least privilege, need to know.
Term
Access Control Entry
Definition
ACE
Term
Objects
Definition
Database itself, tables, views, rows (records), and columns (fields).
Term
Database Row
Definition
Database Record
Term
Database Column
Definition
Database Field
Term
Database Statements
Definition
SELECT, INSERT, UPDATE, DELETE
Term
What are the following qualities of?:

oGroup account for privileged users

oDefault user account with full control over system (Administrator / root)

oKey target for attackersoOften disabled after install (generic account prohibition)

oNamed administrative accounts but control administrative privileges carefully
Definition
Admin Users
Term
What are the following qualities of?:

oAssign privileges directly to user accounts

oUnmanageable if numbers of users is large
Definition
User Management
Term
What is a service account?
Definition
An account that runs specific services.
Term
What does Sudo do in Linux?
Definition
Grant Superuser privileges.
Term
What are the following qualities of?:

oAssign permissions to security groups and assign user accounts to relevant groups

oIssues with users inheriting multiple permissions
Definition
Group Management
Term
What are the following qualities?:

oGroups reflect system roles only

oMembership of roles is more selective

oUser should only have permissions from one role at a time
Definition
Role Based Management
Term
What are accounts whose credentials are known to more than one person?
Definition
Shared account
Term
What is a default account created when OS or appliance is installed (historically configured with a default password too)?
Definition
Generic account
Term
What is an account with no credentials (anonymous logon)?
Definition
Guest account
Term
Identity and Access Management
Definition
IAM
Term
What are the following:

oActive Directory

oLocal Users and Groups

oUser Accounts applet
Definition
Windows account management tools
Term
AGDLP
Definition
Accounts go into Global groups, which go into Domain Local groups, which get Permissions
Term
What are the following qualities of?:

•Recording object access

•Recording privilege use

•Logging

•Account for actions

•Detect intrusions

•Choosing what to log
Definition
Accounting and Auditing
Term
What are the following qualities of?:

•Monitoring use of privileges

•Granting / revoking privileges

•Communication between IT and HR
Definition
Account Recertification
Term
What are the following?:

oAccount logon and management events

oProcess creation

oObject access (file system / file shares)

oChanges to audit policy

oChanges to system security and integrity (anti-virus, host firewall, and so on)
Definition
Important Information To Log
Term
What is an account that has not been used for a long period of time?
Definition
Stale Account
Term
What forces a user to keep using different passwords?
Definition
Enforcing Password History
Term
What only allows users to log on during particular times?
Definition
Log On Hours
Term
What happens if a user is logged in past Log On Hours?
Definition
It logs you out.
Term
What is an inactivity log out?
Definition
It logs you out if you are inactive for an extended period.
Term
Why is it important to audit account activity?
Definition
In case of an incident, to help prevent incidents, etc.
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