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Diffie-Hellman Client-side Key Size

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Sets the minimum Diffie-Hellman ephemeral key size for TLS client. Please see Microsoft Security Advisory 3174644 for more information on DH modulus length. 4096 is the currently recommended minimum value.

Policy Details

Policy Name
DHClient
Registry Key
SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\KeyExchangeAlgorithms\Diffie-Hellman
Supported On
SUPPORTED_3174644
Available Languages
en-usfr-fr

Configuration Elements

Client side DH modulus minimum length:

Type: enum

Allowed Values
  • 2048 2048
  • 3072 3072
  • 4096 4096