1 3 3 7 4 2 0 6 6 6 1 3 3 7 4 2 0 6 9 6 6 6 1 3 3 7 4 2 0 6 6 6 4 2 0 1 3 3 7 6 9 6 6 6 4 2 0 1 3 3 7 6 9 6 6 6 4 2 0 6 9 1 3 3 7 6 6 6 4 2 0 6 9 1 3 3 7 6 6 6 4 2 0 6 9 6 6 6 1 3 3 7 4 2 0 6 9 6 6 6 1 3 3 7 4 2 0 6 9 1 3 3 7 6 6 6 4 2 0 6 9 1 3 3 7 6 6 6 4 2 0 6 9 1 3 3 7 6 6 6 6 9 4 2 0 1 3 3 7 6 6 6 6 9 4 2 0 1 3 3 7 6 6 6 4 2 0 1 3 3 7 6 6 6 6 9 4 2 0 1 3 3 7 6 6 6 6 9 4 2 0 6 9 1 3 3 7 4 2 0 6 6 6 6 9 1 3 3 7 4 2 0 6 6 6 6 9 1 3 3 7 6 6 6 6 9 4 2 0 1 3 3 7 6 6 6 6 9 4 2 0 1 3 3 7 6 6 6 4 2 0 6 9 1 3 3 7 6 6 6 4 2 0 6 9 1 3 3 7 6 6 6
Logo SCHEISSSEWASSER.XYZ
TOOL LINUX

CHMOD_CALCULATOR

INTERACTIVE LINUX PERMISSIONS CALCULATOR // CLICK CHECKBOXES TO GENERATE

PERMISSIONS MATRIX

OWNER 0
GROUP 0
PUBLIC 0

QUICK PRESETS

CHMOD COMMAND

000
chmod 000 file.txt

SYMBOLIC NOTATION

----------
Owner
Group
Public

PERMISSIONS EXPLAINED

4 Read - Can open/read file
2 Write - Can modify/delete file
1 Execute - Can run file (or enter directory)

Values add up: 4+2+1 = 7 (rwx), 4+1 = 5 (r-x), etc.

COMMON USE CASES

Web Server Files

644

Owner: rw, Group: r, Public: r

Scripts/Programs

755

Owner: rwx, Group: rx, Public: rx

Private Data

600

Owner: rw only