5 Signs You Need a Virtual Firewall to Secure Your Cloud

5 Signs You Need a Virtual Firewall to Secure Your Cloud

As businesses increasingly shift to cloud-based and virtualized environments, traditional network security approaches — particularly firewalls — are falling short. Virtual firewalls, purpose-built for environments like public and private clouds or Software-Defined Wide Area Networks (SD-WAN), have emerged as a critical solution. Their ability to scale dynamically and integrate deeply with virtual infrastructure enables security…

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SD-WAN vs VPN: How Many Tunnels Do You Need?

SD-WAN vs VPN: How Many Tunnels Do You Need?

A virtual private network (VPN) is a marvelous tool for protecting people and their data while browsing the internet, especially when working from unsecured or weakly protected networks like those at public libraries and coffee shops. From a business perspective, VPNs keep business data secure when employees work with sensitive material like trade secrets and…

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6 Types of Network Address Translation: Which One to Use?

6 Types of Network Address Translation: Which One to Use?

Network Address Translation (NAT) is one of the key technological concepts behind the performance of communication networks and the internet at large. NAT is a mechanism for converting private (local) IP addresses into public (global) IP addresses and vice versa. There are six main NAT types: static, dynamic, port address translation, overlapping, and masquerade. Understanding…

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