Tag Archives: generate

Linux: Creating a ssh keypair with ssh-keygen

Hi,

ssh-keygen can be used to generate a new ssh key pair.

Continue reading Linux: Creating a ssh keypair with ssh-keygen

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OpenSSL: Asymmetric en- and decryption of a file


Hi,

this post describes the en- and decryption of a file with a asymmetric encryption algorithm.

Asymmetric encryption means you encrypt data by a public key and can only decrypt this data with a private key associated with the public key.
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VMware Workstation: Generate a new selfsigned SSL/TLS certificate

Hi,

the VMware Workstation does not provide a program or script to generate a new pair of key and selfsigned certificate.

If’ve written a batch file which builds a new one. The scripts assumes that the Workstation is installed in the default folder C:\Program Files (x86)\VMware\VMware Workstation and uses the openssl command delivered with the program.

Adjust the Countryname, State, etc. to your own needs. Config is based on the VMware Docs.

Continue reading VMware Workstation: Generate a new selfsigned SSL/TLS certificate

Windows: Renew a machine certificate

Hi,

in most Active Directory Enviroments the Certificate Enrollment is active which generates and enrolls a certificate for each client. This can be used for Radius authentication or as certificate for an IIS webserver.

Typically the client renews this certificate itself.
Continue reading Windows: Renew a machine certificate

DHCP: dhtest a tool to send customized packets to a DHCP Server

Hi,

dhtest is a tool to generate DHCP packets and send it to a DHCP server.
Continue reading DHCP: dhtest a tool to send customized packets to a DHCP Server