In reply to this post by Sairam Rangaswamy -X (sairanga - ARICENT TECHNOLOGIES MAURIITIUS
LIMITED at Cisco)
On 12/12/2016 10:37, Sairam Rangaswamy -X (sairanga - ARICENT
TECHNOLOGIES MAURIITIUS LIMITED at Cisco) wrote:
> As I understand, the X509 certificates from CA or self-signed can be
> created in either
> PEM or DER format.
> Is there a way to programmatically convert the PEM format file to DER
> or DER to PEM?
> Is there a single API or set of APIs available from openssl libraries?
It's simple Base64 conversion. The PEM file is the DER file
Base64 encoded and decorated with 4 fixed lines that mark it
as a certificate (two blank lines and two lines with a lot
No need to use the i2d_X509/d2i_X509 functions that convert to and
from an internal OpenSSL data structure
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