Reading .pem files for secured

Dukc ajieskola at gmail.com
Fri May 31 11:14:08 UTC 2019


On Friday, 31 May 2019 at 11:09:07 UTC, KnightMare wrote:
>> The reason is that if I understand the logic of Base64, it's 
>> that each character stores 6 bits. My private key .pem has 49 
>> lines of 64 characters worth of Base64, though the sat line 
>> isn't full. Anyway, this is data worth of over 18000 bits. The 
>> RSA key is supposed to be 4096 bits, so this can't be correct.
>>
>> What am I missing?
>
> PEM is a X.509 certificate (whose structure is defined using 
> ASN.1), encoded using the ASN.1 DER (distinguished encoding 
> rules), then run through Base64 encoding and stuck between 
> plain-text anchor lines (BEGIN CERTIFICATE and END CERTIFICATE).

Ouch. I quess I have to translate the file into something that 
doesn't contain any certification cruft I don't use. Back to 
reading OpenSSL manual...

Thanks for the info.


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