Page 180 - Trust in ICT 2017

3 Trust in ICT

3.1.3 Knowledge society [b-UN]: The knowledge society is one in which institutions and organizations
enable people and information to develop without limits and open opportunities for all kinds of knowledge
to be mass-produced and mass-utilized throughout the whole society.

3.2 Terms defined here
3.2.1 Trust: Trust is an accumulated value from history and the expecting value for future. Trust is
quantitatively and/or qualitatively calculated and measured, which is used to evaluate values of physical
components, value-chains among multiple stakeholders, and human behaviours including decision making.
NOTE 1 – Trust is applied to social, cyber and physical domains.
NOTE 2 – Trust [ITU-T X.509]: Generally, an entity can be said to "trust" a second entity when it (the first
entity) assumes that the second entity will behave exactly as the first entity expects. The key role of trust is
to describe the relationship between an authenticating entity and an authority; an entity shall be certain that
it can trust the authority to create only valid and reliable certificates.
NOTE 3 – Trust [ITU-T X.1163]: The relationship between two entities where each one is certain that the other
will behave exactly as it expects.
NOTE 4 – Trust [ITU-T X.1252]: The firm belief in the reliability and truth of information or in the ability and
disposition of an entity to act appropriately, within a specified context.
NOTE 5 – Trust [ITU-T Y.2701]: Entity X is said to trust entity Y for a set of activities if and only if entity X relies
upon entity Y behaving in a particular way with respect to the activities.
NOTE 6 – Trust [ITU-T Y.2720]: A measure of reliance on the character, ability, strength, or truth of someone
or something.

4 Abbreviations
API Application Programming Interface

B2B Business-to-Business
B2C Business-to-Customer
CoI Community of Interest

CPS Cyber-Physical System
D2D Device-to-Device

DDoS Distributed Denial-of-Service
DIKW Data, Information, Knowledge and Wisdom

DPI Deep Packet Inspection
IaaS Infrastructure-as-a-Service

ICT Information and Communication Technology
IdM Identity Management
IETF Internet Engineering Task Force

IoT Internet of Things
ITU International Telecommunication Union

LBS Location Based Service
M2M Machine-to-Machine
NFC Near Field Communication

OAM&P Operations, Administrations, Maintenance, and Provisioning

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