The REQ file extension is used by digital certificate files.
REQ files are used in the cryptographic public key processing process, which in turn is used for identification of users and machines on the Internet.
The purpose of digital certificates, which make use of a REQ file, is authentication of a given entity online to assure peers that the entity is trustworthy and to ensure security.
Digital certificates ensure secure communication over the Internet thanks to the Public Key Infrastructure (PKI) that manages the distribution of certificates.
The REQ file, which contains a Certificate Request Certificate (CRS), is required to obtain a digital certificate.
The REQ file is sent to the certification authority or trusted entities, which processes the most requested and grants the user the digital certificate.
REQ files are used to validate identities on the Internet.
Digital certificates validate the authenticity of an online business or merchant so that users or customers can know that the website is trustworthy and secure.
REQ files can be found on all system platforms, including mobile, but there is no guarantee each will properly support such files.
The following list enumerates programs that are compatible with REQ files.
If you downloaded a REQ file on Android device you can open it by following steps below:
To open REQ File on iOS device follow steps below:
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