OpenSSL error: data too large for key size

Michael Scheidell michael.scheidell at secnap.com
Fri Sep 30 15:01:58 CEST 2011


On 9/30/11 8:09 AM, Ralf Hildebrandt wrote:
> In my log I'm getting:
>
> Sep 30 13:43:18 mail amavis[11001]: (11001-11) dkim: FAILED Author+Sender+MailFrom signature by d=galahotels.com, From:
> <promotions at galahotels.com>, a=rsa-sha1, c=simple, s=mail, i=promotions at galahotels.com,
> m.list(ml:http://www.helenemail.com/Unsubscribe.aspx?Email=torsten.xxxxxxier@charite.de&id=5066>,<mailto:unsubscribe at helenemail.com?subject=5066_1),
> fail (OpenSSL error: data too large for key size)
>
> and
>
> Sep 30 14:02:00 mail amavis[17575]: (17575-10) dkim: FAILED Author+Sender+MailFrom signature by d=jobmensa.de, From:
> <Jobvorschlag at jobmensa.de>, a=rsa-sha256, c=relaxed/relaxed, s=mail, i=@jobmensa.de, invalid (public key: OpenSSL error: too long)
>
> What are those errors?
sender has a borked dkim public key.

<http://dkimcore.org/c/keycheck>

put in 'mail' for selector
put in jobmensa.de for domain.



-- 
Michael Scheidell, CTO
o: 561-999-5000
d: 561-948-2259
 >*| *SECNAP Network Security Corporation

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