Kaspersky Security Center 14

Requirements for custom certificates used in Kaspersky Security Center

Dec 4, 2023

ID 191451

The table below shows the requirements for custom certificates specified for different components of Kaspersky Security Center.

Requirements for Kaspersky Security Center certificates

Certificate type

Requirements

Comments

Common certificate, Common reserve certificate ("C", "CR")

Minimum key length: 2048.

Basic constraints:

  • CA: true
  • Path Length Constraint: None

Key Usage:

  • Digital signature
  • Certificate signing
  • Key encryption
  • CRL Signing

Extended Key Usage (optional): server authentication, client authentication.

Extended Key Usage parameter is optional.

Path Length Constraint value may be an integer different from "None", but not less than 1.

Mobile certificate, Mobile reserve certificate ("M", "MR")

Minimum key length: 2048.

Basic constraints:

  • CA: true
  • Path Length Constraint: None

Key Usage:

  • Digital signature
  • Certificate signing
  • Key encryption
  • CRL Signing

Extended Key Usage (optional): server authentication.

Extended Key Usage parameter is optional.

Path Length Constraint value may be an integer different from "None", if Common certificate has a Path Length Constraint value not less than 1.

Certificate CA for auto-generated user certificates ("MCA")

Minimum key length: 2048.

Basic constraints:

  • CA: true
  • Path Length Constraint: None

Key Usage:

  • Digital signature
  • Certificate signing
  • Key encryption
  • CRL Signing

Extended Key Usage (optional): server authentication, client authentication.

Extended Key Usage parameter is optional.

Path Length Constraint value may be an integer different from "None," if Common certificate has a Path Length Constraint value not less than 1.

Web Server certificate

Extended Key Usage: server authentication.

The PKCS #12 / PEM container from which the certificate is specified includes the entire chain of public keys.

The Subject Alternative Name (SAN) of the certificate is present; that is, the value of the subjectAltName field is valid.

The certificate meets the effective requirements of browsers imposed on server certificates, as well as the current baseline requirements of the CA/Browser Forum.

Not applicable.

Kaspersky Security Center Web Console certificate

The PEM container from which the certificate is specified includes the entire chain of public keys.

The Subject Alternative Name (SAN) of the certificate is present; that is, the value of the subjectAltName field is valid.

The certificate meets the effective requirements of browsers to server certificates, as well as the current baseline requirements of the CA/Browser Forum.

Encrypted certificates are not supported by Kaspersky Security Center Web Console.

See also:

About Administration Server certificate

Scenario: Specifying the custom Administration Server certificate

Main installation scenario

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