Question: what are the dangers of public wifi?
Answer: Man-in-the-Middle attacks. One of the most common threats on these networks is called a Man-in-the-Middle (MitM) attack. ... 
Unencrypted networks. ... 
Malware distribution. ... 
Snooping and sniffing. ... 
Malicious hotspots. ... 
Don't: ... 
Do: