#Free digital signature ssl install#
InstantSSL: Fast and easy to obtain digital certificate from Comodo, it only takes seconds to install and can be used to encrypt and digitally sign your email messages. StartSSL: Issuing free Class 1 (for individuals) SSL certificates valid for one year, renewable after expiration, security is as good as StartSSL paid for digital certificates but with some limitations like no wildcards allowed and it doesn’t hold identification details. GetaCert: Not a Certificate Authority (CA), GetaCert appears to be a website using OpenSSL to create a digital certificates online, they can be issued for use with email and websites, all of their certificates are valid for 10 years and wildcards are supported. Places to obtain a free digital certificateĬAcert: To be issued an SSL X.509 standard certificate you are asked you to join the CAcert community filling in an online form, in between others you can use CAcert certificates to secure websites, digitally signing or encrypting emails and files.
Typical digital certificates will contain a serial number, signature algorithm, issuing authority, valid from and expiry date, public key and a hashed number to guarantee that the key has not been tampered with. Once a digital certificate has been installed in your Internet browser or email client, it is easier to use than encryption software, many users are not even aware they are using it, if the SSL certificate is personalized a password might be asked before using it. A digital or SSL certificate consists of two encryption keys, one public and one private, a very common use for digital certificates is to encrypt data exchanges in between a user Internet browser and any e-commerce website but it can also be used to sign documents, encrypt and digitally sign email messages and identify yourself online.
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