generate a dummy IVS dump file with a specific WEP key


makeivs <ivs file> <104-bit key>


makeivs-ng is a tool designed to generate an IVS dump file with an inputted WEP key. The aim of is tools is to provide a way to create dumps with a known encryption key for tests.


Common options:
-b <bssid> or --bssid <bssid>

Set the BSSID (Access Point MAC)

-f <num> or --first <num>

Value for the first IV generated.

-k <key> or --key <key>

Target network WEP key in hex. Separator between bytes is accepted but not necessary.

-s <num> or --seed <num>

Seed used to setup random generator. May be used in combination with -p or --prng.

-w <file> or --write <file>

Filename to write IVs into.

-c <num> or --count <num>

Amount of IVs to generate. Default value is 100000.

-d <num> or --dupe <num>

Percentage of duplicate IVs.

-e <num> or --error <num>

Percentage of erroneous keystreams.

-l <num> or --length <num>

Size of keystreams. Default: 16 bytes.

-n or --nofms

Ignores weak IVs.

-p or --prng

Use random values when generating IVs. Default is to use sequential values.


Show help screen.


makeivs makeivs -w out.ivs -k 123456789ABCDEF123456789AB


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This manual page was written by Adam Cecile <> for the Debian system (but may be used by others). Permission is granted to copy, distribute and/or modify this document under the terms of the GNU General Public License, Version 2 or any later version published by the Free Software Foundation On Debian systems, the complete text of the GNU General Public License can be found in /usr/share/common-licenses/GPL.

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