Phishing attacks are a real danger for every business. It can severely damage the brand name, and it can lead to less trust and leaving of clients. The attackers can spam or phish with emails that use your brand logo and looks just like your emails. Even you won’t see a difference between one of these fake emails and the original emails sent from your servers. We have already talked about SPF and how it verifies the outgoing mail server. There is also another DKIM technology for signing emails. Domain-based Message Authentication (DMARC) uses both of them to take pre-defined actions. Double protection for lowering the chances of phishing and report system for better management.
Continue reading “DMARC, the solution for your phishing problems”
Router vs firewall, another article that will put together two different technologies and see what they are good at. We will see another aspect of the “router vs firewall” too, which is the hardware firewall of a router vs a software firewall. Let’s begin.
Continue reading “Router vs firewall, can you guess which is better?”
It is Monday, you just entered the office, and it is a total mess. Apparently, during the weekend your website was down. There are plenty of angry e-mails from customers, and your IT specialists are running crazy to fix the problem. You lost sales and potential new clients, and all of this just because you didn’t have a DNS Failover. DNS Failover can keep your website online even if some of the PoPs are down and it is not hard to set up. Would you like to know more about it?
Continue reading “DNS Failover, the backup that keeps your site online”
There are different security methods out there, but when it comes to data filtering, there are two widely-used ones. You can use either whitelist (allow, give a permit) or blacklist (block, put in the list of forbidden). There is a big debate in the IT community which is better. Whitelisting vs Blacklisting.
Many IT specialists say that whitelisting leads to better protection, but it has too many limitations. It takes too much time and needs continuous changes. This generates more expenses. On the other side is the blacklisting. You simply put all the problematic devices in a blacklist and they no longer can engage with your network. But can you block all of them?
Let’s check them out and we later you can make your choice on the “Whitelisting vs Blacklisting” debate.
Continue reading “Whitelisting vs Blacklisting, preventing or reacting”