In March 2021, more than 30 thousand US companies were hacked because of Microsoft Exchange servers flaws. Many small-to-medium businesses and local governments utilize this email server software but can't boast of decent cyber security. In the most recent unseen LockFile ransomware attack that was discovered this summer, the number of victims is rising dramatically. Of course, it's better if any business did their best to ensure a proper cyber security system and minimize or avoid cyber threats. However, cybercrime number, scope and sophistication are increasing, and every business and individual should prepare for the possibility of becoming a victim. So, your email has been hacked, what's next?