This is the 10487th most frequent Russian word.
взломан
"Hacked."
The word 'взломан' here is used in the past participle, passive form to describe an event (the account being hacked).
Аккаунт пользователя был взломан вчера.
The user's account was hacked yesterday.
The word 'взломан' in this sentence expresses a possibility, indicating what might happen under certain conditions.
Без соответствующих мер защиты, сайт может быть взломан.
Without proper security measures, the website can be hacked.
In this context, 'взломан' details a completed action discovered later (the safe being forcibly opened).