Network Services 2.4 Flashcards by JC Yee

Can be configured to allow the clients on the network to access the network and be able to read and write to its disk

Server

How well did you know this?

Not at all

Perfectly

Another server that could be a physical workstation or network infrastructure that provides printing functionality

Print Server

How well did you know this?

Not at all

Perfectly

Relies on the NetBIOS protocol or SMB

Windows-based file and printer server

How well did you know this?

Not at all

Perfectly

Ports 137, 139

Used for file or printer sharing in a Windows network

Network Basic Input/ Output System (NetBIOS)

How well did you know this?

Not at all

Perfectly

Port 445

Used for Windows file and printer sharing services

Sever Message Block (SMB)

How well did you know this?

Not at all

Perfectly

Provides the ability for a Linux or Unix server to be able to host files or printers that can then be used by Windows clients running the SMB protocol

Samba

How well did you know this?

Not at all

Perfectly

Ports 20, 21

Provides insecure file transfers

File Transfer Protocol (FTP)

How well did you know this?

Not at all

Perfectly

Allows for printing anywhere in the world

IP- based File and Printer Server / Cloud Printing

How well did you know this?

Not at all

Perfectly

Any server that provides access to a website

Web Servers

How well did you know this?

Not at all

Perfectly

Extensible web server software, created by Microsoft

Internet Information Services (IIS)

How well did you know this?

Not at all

Perfectly

Most popular way to run a web server these days

Apache

How well did you know this?

Not at all

Perfectly

Reverse proxy, load balancer, mail proxy, and HTTP cache

NGINX

How well did you know this?

Not at all

Perfectly

Combines the fully qualified domain name with a protocol at the beginning

Uniform Resource Locator (URL)

How well did you know this?

Not at all

Perfectly

Severs that are set up to compose a message and send it to another user

Email Server

How well did you know this?

Not at all

Perfectly

Specifies how emails should be delivered from one mail domain to another

Operates over port 25

Simple Mail Transfer Protocol (SMTP)

How well did you know this?

Not at all

Perfectly

Older email protocol which operates over port 110

Post Office Protocol 3 (POP3)

How well did you know this?

Not at all

Perfectly

Mailbox server environment designed for Windows based domain environments

Microsoft Exchange

How well did you know this?

Not at all

Perfectly

Mail retrieval protocol

port 143 and can connect to a server and receive and read messages

Internet Message Access Protocol (IMAP)

How well did you know this?

Not at all

Perfectly

Standardized framework used for port-based authentication on wired and wireless networks

802.1x

How well did you know this?

Not at all

Perfectly

occurs when a person’s identity is established with proof and is confirmed by the system

Authentication

How well did you know this?

Not at all

Perfectly

A database used to centralized info about clients and objects on the network

Lightweight Directory Access Protocol (LDAP)

How well did you know this?

Not at all

Perfectly

Used to organize and manage the network, including clients, servers, devices, users, and groups

Active Directory (AD)

How well did you know this?

Not at all

Perfectly

Provides centralized administration of dial up, VPN, and wireless authentication services for 802.1x and the EAP

Remote Authentication Dial In User Service (RADIUS)

How well did you know this?

Not at all

Perfectly

Propreitary version of RADIUS that can perform the role of an authenticator in 802.1x networks

Terminal Access Controller Access-Control System Plus (TACACS+)

How well did you know this?

Not at all

Perfectly

Occurs when a user is given access to a certain piece of data or certain areas of a building

Authorization

Ensures the tracking of data, computer usage, and network resources is maintained

Accounting

Authentication protocol used by Windows to provide for two way (mutual) authentication using a system of tickets

Kerberos

Occurs when you have proof that someone has taken an action

Non-repudiation

Sends text based commands to remote devices and is a very old networking protocol should never be used to connect to secure devices

Telnet Port 23

Encrypts everything that is being send and received between the client and the server

Secure Shell (SSH) Port 22

Provides graphical interface to connect to another computer over a network connection

Remote Desktop Protocol (RDP) Port 3389

Creates a secure connection to tunnel into the RDP

Remote desktop gateway (RDG)

Designed for thin client architectures

Virtual Network Computing (VNC) port 5900

Any kind of software that replicates the TTI I/O functionality to remotely connect to a device

Terminal Emulator (TTY)

Enables different appliances and software applications to transmit logs to a centralized server

Syslog

TCP/ IP protocol that aids in monitoring network-attached devices and computers

Simple Network Management Protocol (SNMP)

Computers and other network-attached devices monitored through the use of agents by a network management system

Agents

Software running on one or more servers to control the monitoring of network-attached devices and computers

Network Management System (NMS)

Devices that creates network connection between and end user's client machine and a remote resource (web server)

Proxy Server

Distributes incoming requests across a number of servers inside a server farm or a cloud infrastructure

Load Balancer/ Content Switch

Involves continual flooding of victim systems with requests for services, causing the system to crash (single attacker)

Denial of Service (DoS)

Multiple machines simultaneously launch attacks on the server to force it offline (multiple attackers)

Distributed Denial of Service (DDoS)

Identifies any attacking IP addresses and routes their traffic through a Knoll interface

Blackholing/ Sinkholing

works for smallscale attacks against Dos

Intrusion Prevention System (IPS)

Allows to scale up the demand as needed

Elastic Cloud

Provides the ability to conduct security functions within a single device or network appliance

Unified Threat Management (UTM)

Rule set placed on the firewalls, routers, and other network devices that permit or allow traffic through a particular interfacae

Access Control List (ASL)

Inspects and controls that traffic that is trying to enter or leave a network's boundary

Firewall

Provides the mechanisms for workflow and process automation by controlling machinery using embedded devices

Industrial Control System (ICS)

Includes computers, servers, networks, and cloud platforms

Information Technology (IT)

Communications network designed to implement an ICS

Operational Technology (OT)

Digital serial data communication protocol used in OT networks to link different PLCs

Fieldbus

Can be a local control panel or software that runs on a computer

Human Machine Interface (HMI)

Type of ICS used to manage large scale multi-site devices and equipment in a geographic region from a host computer

Supervisory Control and Data Acquisition (SCADA)

Computer system that is designed to perform specific and dedicated functions

Embedded Systems

Type of digital computer used in industrial or outdoor settings

Programmable Logic Controller (PLC)

Type of OS that prioritizes deterministic execution of operations that ensure consistent response for time critical tasks

Real Time Operating System (RTOS)

Processor integrates the platform functionality of multiple logical controllers onto a single chip

System on a chip

Computer system that is no longer supported by its vendor and no longer provided with security updates and patches

Legacy system

System that is owned by its developer or vendor

Proprietary System