the most commonly use standard for digital certificates. Qualified certificates are personal
and extremely trustworthy.
Digital certificates are part of a so-called Public Key Infrastructure (PKI). PKI refers to a
system that can issue, distribute and check digital certificates.
Certificates are issued for a specific period, usually one year, i.e. they have a limited valid-
ity period.
Your device is designed to use certificates for VPN connections and for voice connections
over Voice over IP.
7.7.1 Certificate List
A list of all existing certificates is displayed in the System
Management->Certificates->Certificate List menu.
7.7.1.1 Edit
Click the
icon to display the content of the selected object (key, certificate, or request).
The certificates and keys themselves cannot be changed, but a few external attributes can
be changed, depending on the type of the selected entry.
The System Management->Certificates->Certificate List->
menu consists of the fol-
lowing fields:
Fields in the Edit parameters menu.
Field
Description
Description
Shows the name of the certificate, key, or request.
Certificate is CA Certi-
ficate
Mark the certificate as a certificate from a trustworthy certifica-
tion authority (CA).
Certificates issued by this CA are accepted during authentica-
tion.
The function is enabled with
)3
.
The function is disabled by default.
Certificate Revocation
List (CRL) Checking
Only for Certificate is CA Certificate =
)3
Define the extent to which certificate revocation lists (CRLs) are
7 System Management
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