Google security experts have uncovered an “indiscriminate” hacking operation that targeted iPhones over a period of at least two years and used websites to implant malicious software to access photos, user locations and other data.
Japan Today
S Google security experts グーグル（セキュリティの専門家）
V [have uncovered] 明らかにした
O (an “indiscriminate” hacking) operation 活動
どんな [that]
V [targeted] iPhones 標的にした
補足
[over] a period [of] at least two years すくなとも２年間
[and]
V [used] websites
[to implant] (malicious 悪意のある) software
[to access] photos, user locations [and] other data