A computer program that can run independently, can propagate a complete working

Wireless Device

Any device that can connect to an ICS network via radio or infrared waves

Event Correlation

Finding relationships between two or more log entries. See NIST SP 800-92

Network Discovery

The process of discovering active and responding hosts on a network


Process intended to render magnetically stored information irretrievable by normal means.

Key Owner

A person authorized by an FCKMS service provider or FCKMS service

Information Owner

Official with statutory or operational authority for specified information

Remote Access

Access to an organizational information system by a user (or an information system)

Flash ROM

Non-volatile memory that is writable.
NIST SP 800-101 Rev. 1

Risk Assessment

The process of identifying risks to organizational operations, organizational assets,

Replay Attacks

An attack in which the Attacker is able to replay previously captured messages


The means used to confirm the identity of a user, processor, or device

Threat Intelligence

Threat information that has been aggregated, transformed, analyzed, interpreted


A token or packet of information that is used to provide assurance of timeliness


Updated code from Microsoft that addresses a specific security problem.


The time or phase difference between the data signal and the ideal clock.

Information Leakage

The intentional or unintentional release of information to an untrusted environment.


Individually Identifiable Health Information Information that is a subset of health information

Key Pair

A public key and its corresponding private key; a key pair is used with a public key

Key Rotation

Changing the key, i.e., replacing it by a new key. The places that use the key or keys

Key Recovery

A function in the lifecycle of keying material; mechanisms and processes