Which of the following came first?

Which of the following came first?

• Hacking
• Smishing
• Phreaking
• Phishing 

 

EXPLANATION

Phreaking is a slang term that describes the action of experimenting with or manipulating a telephone system. Since phreaking took place before personal computers became popular, 
Phreaking has since become closely linked with computer hacking. This is sometimes called the H/P culture (with H standing for hacking and P standing for phreaking)

SOURCE

https://en.wikipedia.org/wiki/Phreaking