Security News > 2019 > April > Iranian Hackers Heavily Reliant on DNS Tunneling
![Iranian Hackers Heavily Reliant on DNS Tunneling](/static/build/img/news/alt/hackers-statistics-medium.jpg)
2019-04-17 12:20
Iran-linked cyber-espionage group OilRig is making broad use of DNS tunneling across its tools portfolio, Palo Alto Networks security researchers reveal. read more