Changing secret key encryption algorithms

David Shaw dshaw at
Fri Oct 22 19:46:45 CEST 2010

On Oct 22, 2010, at 4:51 AM, Paul Richard Ramer wrote:

> On Thu, 21 Oct 2010 09:40:11 -0700, Dan Cowsill wrote:
>> It seems the algorithms are mapped to algo ID's.  I can confirm that the
>> algorithm is different than than the one used on my real secret key, but
>> I had not been able to find any resources that map the algo ID's to
>> their respective names with any completeness.  I was able to find an
>> excellent (if dated) resource on secret keys in the process[1].
> Page 62 of RFC4880 <> specifies
> the IDs of symmetric algorithms, and RFC5581
> <> specifies the IDs for the
> Camellia cipher.

If you ever need a handy reference for which algorithm maps to which number, just run "gpg -v --version".  It will print out which ciphers it has support for, and their algorithm numbers.


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