Eighty-one percent of healthcare organizations have been compromised by cyberattacks in the past two years, according to the 2015 KPMH Healthcare Cybersecurity Survey.

The survey includes responses from 223 healthcare executives. Nearly half of respondents (44 percent) reported between one and 50 cyberattack attempts in the past 12 months, 38 percent reported between 50 and 350 attempts and 13 percent reported more than 350 attempts.

The top five data security vulnerabilities identified by the survey are external attackers (65 percent); sharing data with third-parties (48 percent); employee breaches/theft (35 percent); wireless computing (35 percent); and inadequate firewalls (27 percent).

Survey respondents named their top information security concerns including malware infecting systems (67 percent); HIPAA violations/compromise of patient privacy (57 percent); internal vulnerabilities such as employee theft or negligence (40 percent); medical device security (32 percent); and aging IT hardware (31 percent).

The top provider concerns include regulatory enforcement (50 percent); litigation (45 percent); financial loss (44 percent); reputation (39 percent); and job security (6 percent).

The top payer concerns include financial loss (57 percent); reputation (46 percent); litigation (38 percent); regulatory enforcement (35 percent); and job security (3 percent).