Reference

asn1Decoding(1)

ASN.1 DER decoder

NAME

asn1Decoding - ASN.1 DER decoder

SYNOPSIS

asn1Decoding [OPTION] DEFINITIONS ENCODED ASN1TYPE

DESCRIPTION

Decodes DER data in ENCODED file, for the ASN1TYPE element described in ASN.1 DEFINITIONS file, and print decoded structures.

-b, --benchmark

perform a benchmark on decoding

-s, --strict

use strict DER decoding

-t, --no-time-strict

use strict DER decoding but not in time fields

-h, --help

display this help and exit

-v, --version

output version information and exit

AUTHOR

Written by Fabio Fiorina.

REPORTING BUGS

Report bugs to: [email protected]
GNU Libtasn1 home page: <https://www.gnu.org/software/libtasn1/>
General help using GNU software: <https://www.gnu.org/gethelp/>

COPYRIGHT

Copyright © 2026 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

SEE ALSO

The full documentation for asn1Decoding is maintained as a Texinfo manual. If the info and asn1Decoding programs are properly installed at your site, the command

info libtasn1

should give you access to the complete manual.

History

--benchmark since Debian 9 (Stretch); --no-time-strict since Debian 10 (Buster); --strict since Debian 9 (Stretch); --version since Debian 5.0 (Lenny); -b since Debian 9 (Stretch); -s since Debian 9 (Stretch); -t since Debian 10 (Buster); -v since Debian 5.0 (Lenny).

--check until Debian 6.0 (Squeeze); -c until Debian 6.0 (Squeeze).