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South Korean telecom company attacks torrent users with malware
(www.tomshardware.com)
This is a most excellent place for technology news and articles.
Some software check for updates without requiring the packages to be signed. The ISP could do a HTTP redirect to a fake torrent client update. The program says “Update available”. It downloads a malicious version.
Other ISPs have been caught injecting adverts into their traffic. So there’s ways.
On the other hand: HTTPS
HTTPS would prevent advert injection, assuming you didn’t accept a bad certificate at any point. But if they control your router and infrastructure, they can still redirect you to other pages however they want.