shells
Everything tagged "shells".
Reverse Shells on Android notes 2 min 21 Sept 2026 Reverse shells on Android: mksh has no /dev/tcp, toybox nc has no -e, so sh is piped between two nc connections, with 10.0.2.2 as the emulator's alias for the host. Restricted Shells notes 2 min 13 Aug 2026 `rbash` (restricted bash, either the account's login shell or plain bash invoked with `argv[0]` starting with `r`) blocks a fixed set of things for the life of the session: `cd`, changing `PATH`, `SHELL`, `ENV`, or `BASH_ENV`, running any command whose name contains a `/` (so no absolute paths and no `./binary`), `exec`, and output redirection (`>`, `>>`, `<>`, `>&`, `&>`). Reverse Shells notes 15 min 18 Jul 2026 A reverse shell makes the target connect back to a listener on the attacker. Webshells notes 5 min 18 Jul 2026 A webshell is a small script left on a web server that runs commands sent through web requests. nc notes 1 min 13 Sept 2026 Netcat, the default listener and raw TCP tool on Kali. powercat notes 1 min 29 Aug 2026 Netcat written in PowerShell. msfvenom notes 3 min 03 Aug 2026 Metasploit's payload generator, usable entirely on its own. LibreOffice Macros notes 4 min 29 Aug 2026 An ODT is a ZIP container that can carry a Basic macro library, and LibreOffice runs document macros on events such as the document being opened.
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