Nessus version 1.0.1 for Android stores the username and password in cleartext.
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Nessus app for android
version 1.0.1
The app allows user to save nessus server info
IP/username/password.
The app saves this info to
/sdcard/servers.id
This file can be viewed with notepad and password is right there in plain text. this means any app on the system can see that info and possibly transmit it to an attacker.