Set up SSH key authentication. Create a new scan, for the purposes of this example we will use the Advanced Scan template. When you begin a Windows session, you start Pageant and load your private key into it (typing your passphrase once). Server stores the public key (and marks it as authorized). You need to use the ssh-agent command. Even if you don’t believe the site is transacting sensitive information, any exposure of the private key requires revocation of all corresponding certificates. That’s why our certificates are trusted everywhere, millions of times every day, by companies across the globe. The user must never reveal the private key to anyone, including the server (server administrator), not to compromise his/her identity. 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Private keys are stored by means of the Network Service account and marked as non-exportable by default. Reissuing is always free with DigiCert. WinSCP can use PuTTY’s authentication agent, called Pageant. However, some algorithms share the keys at the time of authentication[which?]. SSH public key authentication works with an asymmetric pair of generated encryption keys. On some platforms, OpenSSL will save the .key file to the same directory from where the –req command was run. 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