Intermediate CA

Overview
Functionality
Triples
Security
Interfaces Diagram
Standards

Overview

An 'intermediate certificate authority' (ICA) is a certificate authority (CA) whose certificate was issued by another CA and whose main responsibility is to issue certificates to another CA; that is, an authorization certificate authority, and enrollment certificate authority or another ICA.

Functionality

Functional Object
Intermediate CA Functions

Triples

Source	Flow	Destination
Identifier Registry	service identifiers	Intermediate CA
Intermediate CA	signed target CA cert	Authorization CA
Intermediate CA	signed target CA cert	Enrollment CA
Intermediate CA	signed target CA cert	Registration Authority
Misbehavior Authority	certificate revocations	Intermediate CA
Root CA	signed CTL	Intermediate CA
Root CA	signed target CA cert	Intermediate CA
Root CA	SS root cert	Intermediate CA

Security

This physical object has the following security levels for the associated service packages.

Physical Object Security
Security Class	Confidentiality	Integrity	Availability	Service Package
Security levels have not been defined yet.

Interfaces Diagram

Standards

Currently, there are no standards associated with the physical object itself though the interfaces may have standards associated with them. For standards related to interfaces, see the specific information flow triple pages.