The email accounts of two employees of Sinai Health System were compromised in a phishing incident, that affected the information of 11,350 people.
Sinai notified the potentially affected patients and even offered them free credit monitoring services for 12 months.
Source: https://www.chicagotribune.com/business/ct-biz-sinai-phishing-incident-20171207-story.html
"id": "SIN224691022",
"linkid": "sinaichicago",
"type": "Data Leak",
"date": "12/2017",
"severity": "60",
"impact": "3",
"explanation": "Attack with significant impact with internal employee data leaks"