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Warrant, X.509 – Symmetricom S100 User Manual

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S100 User Guide – Rev. D – June 2005

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UTC

See

Coordinated Universal Time (UTC)

Vault

Secure data storage facility.

Verification

The process of making sure the identity of the parties involved in a transaction is what they
claim it to be.

Virus

An unwanted program that hides “behind” legitimate code, and which is activated when the
legitimate program is activated.

VPN

Virtual Private Network, a way that authorized individuals can gain secure access to an
organization's intranet, usually over the Internet.

W3C

The World Wide Web Consortium, based at the Massachusetts Institute of Technology (MIT),
is an international organization that creates standards for the World Wide Web.

WAN

Wide area network (WAN): A physical or logical network that provides data communications
to a larger number of independent users than are usually served by a local area network
(LAN) and is usually spread over a larger geographic area than that of a LAN. Note 1: WANs
may include physical networks, such as Integrated Services Digital Networks (ISDNs), X.25
networks, and T1 networks. Note 2: A metropolitan area network (MAN) is a WAN that serves
all the users in a metropolitan area. WANs may be nationwide or worldwide.

Warrant

An attribute certificate that attests to the time of the device. It is used to adjust the clock. See
also:

PKI Certificate

Wireless Application Protocol (WAP)

Wireless Application Protocol, a worldwide standard for applications used on wireless
communication networks.

WPKI

Wireless Public Key Infrastructure

WTLS

Wireless Transport Layer Security

X.509

The

ITU

's X.509 standard defines a standard format for digital certificates, the most-widely

used

PKI

standard.