How do I revoke a private key?

How do I revoke a private key?

A: The easiest way to do this is:

1. Make a backup of your public and secret keyrings.
2. Revoke your key with pgp -kd youruserid.
3. Extract the revoked key to a file with pgp -kxa youruserid.
4. Store the certificate in a safe location, for example on a floppy which you keep someplace else.
5. Restore the backed-up keyrings.

What is key revocation?

Key revocation is the manner in which PGP public keys are permanently retired. It is suggested that a key revocation certificate should be generated as soon as the key pair is created. This certificate should be held by a trusted third party, exactly as the key-escrow facility described above.

How do I revoke an existing certificate?

There are three ways to do this:

1. From the account that issued the certificate. If you originally issued the certificate, and you still have control of the account you used to issue it, you can revoke it using your account credentials.
2. Using the certificate private key.
3. Using a different authorized account.

How do I revoke SSL certificate lets Encrypt?

Revoking a Let’s Encrypt certificate

1. openssl rsa -in account.key -pubout > public.key.
2. We can now use the public key in the command to start the revocation request.
3. STEP 1: You need to sign a file (replace ‘user.key’ with your user private key)
4. openssl dgst -sha256 -sign user.key -out revoke_CuuyfH.sig revoke_1ot9Ul.json.

What activities lead to revocation of an answering privileges?

Not answering any question b. Any violation of our Honor Code would result in revocation of your answering privileges Being inactive for a month d. Skipping questions C. Answer A C O OOOO.

What is revocation when is it required to be done?

It is sometimes necessary to revoke a person’s (or company’s) certificate before the expiration date. Usually, revocation occurs when: OCSP returns information relating only to certain certificates that have been revoked. With OCSP, there is no need for the large files used in a CRL to be transmitted.

Is it possible to revoke a private key?

I’m creating an app (C#) that is going to send some messages around the network. Outgoing messages will be signed by a private key, incoming messages decrypted with a private key. In case someone steals the private key, I want to be able to revoke it (send a revocation message to all other clients).

What should I do if my PGP key is revoked?

A:The easiest way to do this is: Make a backup of your public and secret keyrings. Revoke your key with pgp -kd youruserid. Extract the revoked key to a file with pgp -kxa youruserid. This file is what the manual calls the “revocation certificate.” Store the certificate in a safe location, for example on a floppy which you keep someplace else.

How do I create a revocation key in Windows?

The easiest way to create your revocation key is via the commandline. Here is a sample session in Windows on the command line (Start->Run->cmd). The instructions are the same for a Unix operating system (using the gpg command instead of the gpg.exe command).

How can I revoke a certificate that I did not issue?

Example: If you did not originally issue the certificate, but you have a copy of the corresponding private key, you can revoke by using that private key to sign the revocation request.