Online Spam Filtering Is One Of The Best Methods To Tackle Spam Emails

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With emails becoming the primary source of communication, one has to be prepared to take the rough along with the smooth. The rough, in this case, is the spam emails that keep flooding our mail inboxes from time to time. The best way to tackle these spam emails is to have email spam filters installed in the system. Online spam filtering is also an effective way to deal with such issues. Let us see the different kinds of spam filtering solutions and understand the benefits of online spam filtering.

What Is Online Spam Filtering?

Online spam filtering is a security process that halts spam email in its tracks. It diverts them to a distinctive email inbox. Thus, it prevents your regular email inbox from clogging with unwanted emails. This process helps the business organizations to concentrate on their business emails while protecting their networks from malicious attacks at the same time.

What Is Need For Online Spam Filtering?

One should understand that all inbound email is not spam. Secondly, all spam emails are not necessarily harmful. These messages could be innocent marketing emails that almost every business enterprise indulges in as part of their sales promotional campaigns.

However, spam emails can contain malicious content that could go on to harm the networks on which the businesses work. Employees could also unwittingly open such malicious emails and click on the links, thereby resulting in compromising of confidential information.

Inbound spam filtering solutions can help in isolating such spam emails and block such spam from entering the system. One can have spam filtering solutions on-premise as well as on the cloud. Both can function as online spam filtering solutions.

What Are The Different Types Of Online Spam Filtering Solutions?

On-premise email spam filters

These spam filters are installed on the servers of the business enterprise’s network. They act as an additional firewall to prevent the spam emails from crowding the inbox. These filters identify spam emails in various ways that we shall discuss later on in this article.

Cloud Spam filter

As the name suggests, the cloud spam filter functions from a cloud-based infrastructure. The cloud spam filter is a cost-effective spam filtering solution. Secondly, it is a scalable method of blocking malicious spam emails that do not require the installation of expensive software solutions on the business organization’s network. The antispam cloud filter is a useful online spam filtering solution. One can look at various cloud spam filter pricing options before deciding on the ideal antispam cloud filter for the organization.

Spam filters provided by ISPs or Email Service Providers

Many internet or email service providers offer high-quality spam filtering solutions to their subscribers. One of the best enterprise spam filters is the Gmail spam filter that ensures to dispatch every spam email into a separate inbox. The best aspect of this spam filter is that it allows the user to retrieve this email inbox and check out whether the concerned email is spam or not. They can also proceed to whitelist such email addresses to ensure that emails from such senders do not reach the spam email inbox again.

How Exactly Do Spam Filters Achieve Online Spam Filtering?

Usually, email spam filters do online spam filtering in the following four ways.

Header spam filters – Such email spam filters examine the email headers and inspect the source of the email to look for suspicious information.
Content spam filters – These filters go through the content of the email message and search for malicious content in the language of the communication. They can also identify the spam emails from the embedded links in the email content or check out the attachments for malicious items.
Blacklist filters – This method of online spam filtering blocks emails that come from a blacklisted or suspicious IP address. It is one of the handy ways to deal with spam emails. Some of the advanced email spam filters can check the IP reputation of the sender, as well.
Rules-based filters – Not all business entities have the same criteria for identifying spam emails. Therefore, many businesses opt for installing rules-based filters that apply customized rules to determine spam emails. The organization specifies these rules to exclude emails from specific senders. They can also program the system to prevent emails containing particular trigger words in their header or body from entering the system

Cybercriminals try out every trick in the book to infiltrate network systems all over the world and steal data. One of the common ways to do it is phishing. This method involves using emails to send malicious content in the form of links or attachments. Business organizations should tackle such attempts by installing email spam filters or use online spam filtering to isolate such spam emails. Various cloud spam filters are available that can help block such malicious emails and thereby protect the businesses from harm.