Re: [Ejbca-develop] RSA key or exponent with first byte 00

[ejbca-support <ejb...@pr...>]

On 2014-04-09 13:57, Lembitu Ling wrote:
> 
> Hi,
> 
> as i was issuing certificate through EJBCA command line and through CRL I noticed
> one issue. I do not know if it is by the standard or a bug - if either RSA key or
> exponent begins with byte 00 HEX this byte will be truncated from key or exponent
> inside issued certificate. Is there any way to prevent EJBCA doing this ?

Hi,

RSA exponents are positive integers and the EJBCA makes sure they are represented
as such in certificates.  This means that the most significant bit (not byte)
always is zero (assuming I haven't misunderstood ASN.1...).

Anders

> 
> Wbr,
> Lembitu Ling
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