Certificate Signing Request file is required to issue a SSL certificate. It is often generate by system administrator who sends it to the buyer. Its form does not show information which is included in the file. The easier way to see it and check if all details are correct, is decode the file in CSR decoder. In a few seconds you will see the data contained in your CSR.
The decoder works when you paste the entire contents of the file, including „-----BEGIN CERTIFICATE REQUEST-----” and „-----END CERTIFICATE REQUEST-----”.
Copy the following data to see an example of correct CSR file.
-----BEGIN CERTIFICATE REQUEST-----
MIIC3zCCAccCAQAwgZkxHTAbBgNVBAoTFERvbWVueS5wbCBzcC4geiBvLm8uMQsw
CQYDVQQLEwJJVDEdMBsGCSqGSIb3DQEJARYOaW5mb0Bkb21lbnkucGwxFDASBgNV
BAgTC21hbG9wb2xza2llMQ8wDQYDVQQHEwZLcmFrb3cxCzAJBgNVBAYTAlBMMRgw
FgYDVQQDEw9kb21lbnktdGVzdC5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAw
ggEKAoIBAQCZNgpyFKjKwxCTYO71wEXo0W/GC3uJwPmRM99RgxU36qCCAal7/ejv
tGdNdyL/I4GRBGzHeZ892a7MvADVVWIva3wgnLgIf2KmS6T1DuTafTHW3idkEh8K
c4RG8C/nyFAbC4/o6UX0rjoLy1UccnTc6N+tjQymlchNaKYN/de0YVhqoZXuPHGj
Y93xZR6/MuI/6niQGf+MFRX8PV0dnZosxXuWBnIU+COayT7Vm7MleGgvwE+AqCwW
T44MMkkXBxOQtLwVQi6sVrKzox0rPhOAJgWqnF24tzP9YpxRZspLDgBT1SkpLA63
uwnA71F/vGqqQkW4JCUyyEskC6xMssJbAgMBAAGgADANBgkqhkiG9w0BAQQFAAOC
AQEAQFT5a7x10DKCPG8k1d1gAx1w++vzK08e/ldURpLuf/CdfVfTgliRr9xiopCg
ESfdkHdRKZL8/4WcZxBXZqkg487hHVm6Wj4O80bKKki1ng3DlXHvLiPwHHLt0mnj
JVIy/P6G5mamf0lG5hs+PQK7K6ZRGERXAWmQGQdR6ciDWoA5n5SaXC3mMY+KTbin
HCcpd2FXrKSJYjnHq8HJreETNttE5gJX/L1KGjcx3GVJfZ7vetVX+B7rLwdkjHOD
3phnKZWRJFfcGxqlVuVQtKMUyXRatHdoigZPsqIG3aha4w+lCBzcg7nW18Krr5QA
b9yN0VKDCoY7xPZjlwu0HhfF0A==
-----END CERTIFICATE REQUEST-----
Copy the following data to see an example of incorrect CSR file.
-----BEGIN CERTIFICATE REQUEST-----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-----END CERTIFICATE REQUEST-----
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