OS X stores your WiFI details including password in Keychain password management system. You can use this tool, [donotprint][/donotprint]if you do not remember the password of particular WiFi network on Apple Mac OS X. There are two methods to get the WiFI password as follows:
#1: Display the WiFi Password on Mac OS X Using CLI
You can use the security command. It is a command line interface to keychains and Security framework which stores your WiFI password and other information. Open the Terminal app and type the following command:
security find-generic-password -ga YOUR-ACCOUNT-NAME security find-generic-password -ga SSID-HERE security find-generic-password -ga YOUR-WiFi-Access-Point-Name-Here |
In this example, find the Wifi password for Iphone4s access point (SSID):
security find-generic-password -ga Iphone4s | grep -i password |
OR
security find-generic-password -ga Iphone4s |
You will be promoted to enter your own username and password as follows:
You will see password and username as follows (note the last line ‘password: "9D10bZz@S9A^iRpQ"‘):
#2: Not a Fan of Command Line Tools?
The System Keychain is a utility which securely stores all passwords and user IDs for a user and lets that user unlock them all with a single master password.
System Keychain Location
- Open Spotlight to start a search by pressing Command (⌘)-Space bar
- In the search field type: keychain access
- Click on Keychain Access
Next, click on the “login“, select “Password“, and in the search filed type access point name “Iphone4s“:
Finally, to copy the WiFi password press Shift(⇧) – Command(⌘) – C to copy password to the clipboard. Again you will be promoted to enter admin account username and password:
Once authenticated successfully you can paste the WiFi password in the Terminal app or text editor by pressing Command(⌘)-V:
9D10bZz@S9A^iRpQ
Hey,
Can I see Ubuntu instructions please?
cat /etc/NetworkManager/system-connections/ | grep psk
Don’t suppose anyone has an equivalent for Linux?
cat /etc/NetworkManager/system-connections/YOUR-WIFI-NAME
May have to do this as SU or under SUDO