Using a Corporate Email Filter

It is important to recognize, you are considering the cybersecurity measures that you are going to implement, the contrast between what a consumer level email filter can do and the capabilities provided by a corporate level email filter.

Despite the fact that a computer intended for home use is every bit as important a corporate solution, the intricate nature of managing a multitude of emails, servers, directories and individual devices results in a corporate email filter requiring a great many more features and more robust security measures.

So the challenge that your organization faces is selecting the ideal corporate email filters to suit the specific needs of your company and business sector. This is not a straightforward mission and there are a number of things you simply achieve with your investment and potential suppliers will advise you in relation to the strengths of the services they provide.

No matter what service you are considering purchasing you must make sure that the spam detection rate is both very high and verifiable for corporate emails. Average spam detection rates for the most renowned and popular consumer email filters are landing around 96.86%. This is a good result when you are just receiving a low level of email on a daily basis. However many staff email accounts receive a minimum of 100 emails per day.

To counter this you should see to it that you are configuring a solution that employs a number of different filtering mechanisms and learning methods including Bayesian analysis. Doing so will increase the detection rate to over 99%l. However, this means an employee is still likely to receive one or two spam emails per day.

While this seems like an attractive figure it must be taken into account that, in a large company, this will still result in thousands of spam emails, loaded with malware and links to ransomware websites, landing in staff email accounts. One click on a URL like this by mistake can have serious debilitating effects on your company.

Greylisting can help to almost eliminate spam altogether and achieve a close to 100% detection rate. This involves sending all inbound emails to their originating server with a resend request. In almost every incidence, cybercriminals servers are so overloaded with sharing spam messages the request will go unnoticed, practically eliminating a company’s exposure to cyberattacks.

Another way to boost your security and minimize susceptibility to being hacked is to enable outbound scanning. This will review every outgoing mail from your servers to check for anything malicious or untoward. Compromised accounts will be identified and if will prevent your company’s IP address being blacklisted.

This is very important as it will inform your IT team that there has been a flaw in your network that allows the hackers to gain a foothold within it.