SpamAssassin is an open-source anti-spam platform that enables system administrators to classify email and block spam. It comes with a robust scoring framework that has various plugins, and users can integrate different levels of statistical analysis tests. The solution performs tests on the email headers, text analysis, Bayesian filtering, and collaborative filtering databases.
The software uses a wide variety of network tests to identify spam signatures and has a well-designed abstract API that allows it to be integrated anywhere in the email stream. Users can use their classes on a wide variety of email systems such as Sendmail, Postfix, Qmail, and much more.
The solution comes with a little configuration, and users only have to update their email account details, and it will stay there until they delete it. Users can set up settings for the deletion of messages automatically after a certain period. It enables users to block the email address which they want.
Rspamd is a fast and open-source spam filtering system that helps users in defending their email servers and avoiding all kinds of malicious emails. The software comes with such a high-performance design that it can process up to a hundred emails per second while using a single system.
It has a fully-featured Ajax-based web interface that enables users to monitor and configure Rspamd rules, scores and enables users to learn messages. The solution comes with an extensive Lua API that allows users to create their own riles for targeted spam filtering. It has a content scan feature that helps users in finding certain patterns in messages, including text parts and raw content.
The service allows users to find exactly those messages which are intended for spam purpose, and users can steer clear away from it. Rspamd comes with a DKIM policy that validates a message’s cryptographic signature against a public key placed in the DNS record.
Symantec Messaging Gateway enables users to secure their email with powerful and advanced threat protection and anti-spam solution. It stops all kinds of advanced email attacks and insulates users from spear phishing, credential theft, and ransomware attacks. It shuts down sophisticated spear-phishing attacks and renders suspicious websites to stop credential theft.
The solution keeps users isolated from ransomware attacks, which could infect users, and offers both on-premise and cloud support to users. It blocks all kinds of email threats with high effectiveness and accuracy and prevents various kinds of insidious email threats. The service protects the reputation of users’ brand and solves the practical issues of enforcing sender authentication.
The service comes with the capability of machine learning and predictive file analysis to reveal malicious behavior and detonate the suspicious files safely. Symantec Messaging Gateway helps in accelerating the response towards email attacks with email analytics and enables users to gain insights into advanced attack campaigns.
Oikik Antispam is a cloud anti-spam service that helps in filtering email, which is not good for the system. The solution offers a top-notch anti-spam service that reduces the risks of viruses, spam, and malware emails to keep organizations’ emails database safe. It requires no extra configuration or login information, and users can easily activate it as soon as they register their domain.
Users can have complete control over their domain and the whitelist with the help of REST API. The solution helps users in managing their domains, and they can also keep an eye on the mail logs.
Oikik Antispam handles all the spam emails and provides a daily report to users for the rejected mails. There is no limit on the number of mailboxes, and users can afford any amount of mailboxes. It offers 24/7 support to users and solves every kind of issue.
Scrollout F1 is an email gateway, a kind of a firewall installed between the internet and the email server of the users. The primary role of this product is to filter the incoming messages through an SMTP protocol from the internet. It comes with a basic configuration; that is, users have to set the network connection such as IP address, gateway, and DNS.
Users need to mention all the possible and responsible domains and the email servers for each domain, and users can use a single server for multiple domains. Users can get aggressive while setting the security of the email, and they can choose the level between one to ten.
The email gateway allows users to set up their geographical locations from where their business is working and from where they want to get the email. It protects users against the fake message from any domain and offers protection against malicious content.
Proxmox Mail Gateway is an email security solution that helps users to protect their mail server against all email threats whenever they emerge. It comes with a user-friendly web-based management interface that enables businesses to control all incoming and outgoing emails. Businesses of any size can use this software and can deploy it to their system for anti-spam and anti-virus purposes.
Promox helps users to maintain a secure email communication channel and ensures business continuity along with customer satisfaction. It comes with a virus scanning feature and helps users in detecting spam emails and discarding them before users open them up.
The solution uses a wide variety of local and network tests to identify spam signatures and analyzes every single email. It comes with a Sender Policy Framework that provides an open standard for validating emails and helps in specifying which of the computers are authorized to send messages.
MailScanner is an open-source email security system that allows users to scan emails for viruses, spam, phishing, and other attacks. The software is designed for Linux-based email gateways, and users are using this technology at many ISP sites for virus protection. It supports a wide range of MTAs and virus scanners for spam filtering.
The software comes with an installation package, and users can install it with ease by using the provided package. Users require an internet connection and root-level privileges on the server on which they want to install the software. Users must check whether the system’s package management feature is working or not before installing it.
The solution comes with different GUIs, such as MailWatch, which provides a logging mechanism and a monitoring GUI to the users. The Mailborder is the open-source project sponsor of Mailscanner, and the Baruwa is a commercial implementation of MailScanner.
Altospam is an external anti-spam and anti-virus software that combines effective analysis, performance, and ease of administration to users. It is an online filtering bridge that frees users from a waste of time and expenses generated by the flooding of undesirable emails. It protects emails from different kinds of spam, viruses, scams, etc.
The solution comes with various anti-spam technologies and anti-virus capabilities along with other security services for the protection against denial-of-service attacks. It stops almost ninety-nine percent of spam, provides a zero percent false-positive rate, and stops all well-known and unknown viruses. It can block advertising, stays available all the time, and users do not have to change their organization’s infrastructure.
The anti-spam feature blocks unsolicited emails before they arrive on their mail servers and the anti-virus feature detects all the malicious files to block every kind of virus. It also covers anti-scam mails of recovering large sums of money and keep the user’s server safe from external access.
EuropeanMX provides the necessary email security to the company and helps them in protecting their customers and employees from spam and ransomware email. The solution filters all the emails of every kind, whether it is spam, phishing, or ransomware email before it reaches the users.
It filters all the inbound and outbound messages to maintain the IP reputation and protect users from cyber threats. The service offers zero false-positives and filters the emails to a much greater and accurate extent. The solution protects the IP of users from getting blacklisted or hijacked.
Users can archive their emails with this service so that a backup of email would be kept in place. EuropeanMX inbound filter is consistent in accepting messages and holding them in the queue and keeps everything secure. It protects the reputation of users by keeping them safe from incoming threats. It ensures that users get the emails sent by someone.