---
name: "airdecap-ng"
section: "1"
platform: "linux"
package: "aircrack-ng"
version: "1.7-7"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/airdecap-ng"
---

# airdecap-ng(1)

decrypt a WEP/WPA crypted pcap file

## NAME

airdecap-ng - decrypt a WEP/WPA crypted pcap file

## SYNOPSIS

**airdecap-ng** \[options\] \<pcap file\>

## DESCRIPTION

**airdecap-ng** decrypts a WEP/WPA crypted pcap file to a unencrypted one by using the right WEP/WPA keys.

## OPTIONS

- *-H, --help*

  Shows the help screen.

- *-l*

  Do not remove the 802.11 header.

- *-b \<bssid\>*

  Access point MAC address filter.

- *-k \<pmk\>*

  WPA Pairwise Master Key in hex.

- *-e \<essid\>*

  Target network SSID. For SSID containing special characters, see https://www.aircrack-ng.org/doku.php?id=faq#how\_to\_use\_spaces\_double\_quote\_and\_single\_quote\_etc\_in\_ap\_names

- *-p \<pass\>*

  Target network WPA passphrase.

- *-w \<key\>*

  Target network WEP key in hex.

## EXAMPLES

airdecap-ng -b 00:09:5B:10:BC:5A open-network.cap\
 airdecap-ng -w 11A3E229084349BC25D97E2939 wep.cap\
 airdecap-ng -e my\_essid -p my\_passphrase tkip.cap\

## AUTHOR

This manual page was written by Adam Cecile \<gandalf@le-vert.net\> 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.

## SEE ALSO

**[airbase-ng(8)](/airbase-ng/8.md)**\
 **[aireplay-ng(8)](/aireplay-ng/8.md)**\
 **[airmon-ng(8)](/airmon-ng/8.md)**\
 **[airodump-ng(8)](/airodump-ng/8.md)**\
 **[airodump-ng-oui-update(8)](/airodump-ng-oui-update/8.md)**\
 **[airserv-ng(8)](/airserv-ng/8.md)**\
 **[airtun-ng(8)](/airtun-ng/8.md)**\
 **[besside-ng(8)](/besside-ng/8.md)**\
 **[easside-ng(8)](/easside-ng/8.md)**\
 **[tkiptun-ng(8)](/tkiptun-ng/8.md)**\
 **[wesside-ng(8)](/wesside-ng/8.md)**\
 **[aircrack-ng(1)](/aircrack-ng/1.md)**\
 **[airdecloak-ng(1)](/airdecloak-ng/1.md)**\
 **[airolib-ng(1)](/airolib-ng/1.md)**\
 **[besside-ng-crawler(1)](/besside-ng-crawler/1.md)**\
 **[buddy-ng(1)](/buddy-ng/1.md)**\
 **[ivstools(1)](/ivstools/1.md)**\
 **[kstats(1)](/kstats/1.md)**\
 **[makeivs-ng(1)](/makeivs-ng/1.md)**\
 **[packetforge-ng(1)](/packetforge-ng/1.md)**\
 **[wpaclean(1)](/wpaclean/1.md)**\
 **airventriloquist(8)**