For custom setup host is unable to give security

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You should consider availing services like BlueMantis or such. These people know what they are doing. While managing a bunch of apps for a company we also seeked security since you know a lot of droplet like clouds need severe security since they all are different from each other. We contacted them and thoroughly explained what is happening. They gave us two technicians to look into and they were able to pinpoint all of the vulnerable zones within a week.