Software-defined wide-area networking (SDWAN) provides more flexibility, scalability and performance in virtual, cloud branch and edge IT environments. But with digital transformation comes a whole new security challenge that need to be addressed by enterprises. SD-WAN solutions can create secure tunnels in real-time using internet protocol security (IPSec), or exclusive network protocols that secure the traffic traversing the network. This safeguards security and privacy across all devices, users, and branch offices. Network Security Network security is described as a broad term that includes various software and hardware solutions procedures, rules, and processes to protect computers networks and their data from attacks. These solutions can be used to protect intellectual property and network access, as to prevent breaches or attacks. Networks are an integral part of every business. They should be protected to ensure that the information people and businesses depend on is safe. This means securing PII (personal identifiable data) from being exposed and secured, securing intellectual property and keeping network data and systems functioning at peak performance. The way a network is controlled and maintained determines its level of security. It should be able detect and respond quickly to any threat before it causes any harm or before it spreads over the entire network. Security of networks is usually managed by an IT department, or a dedicated group of people. These individuals determine the strategies and policies that will help a network stay safe and in compliance with security regulations and standards. When a network is managed correctly, it is able to prevent all kinds of security threats, such as malware and viruses. It is also able to identify and address vulnerabilities in the system to ensure that they can be addressed before they cause any harm or spread to other networks. Access control is another type of security for networks. Access control permits only authorized users access to the network. It also restricts access to specific applications or systems for certain users. In addition to access control, security depends on anti-virus technology and anti-malware software that are continuously upgraded to ensure they are functioning correctly and aren't vulnerable to attack by hackers. They also guard against phishing and any other malicious emails that contain threats or attachments designed to obtain confidential information from an company's users. Furthermore, many companies use a form of two-factor authentication for logging into their networks. This involves a combination of passwords as well as an additional code generated when a user signs in. Security Policy Management Security Policy Management is an essential element of any enterprise business. It helps ensure that sensitive information is secured within your network. This will reduce the threat of cyberattacks as well as other kinds of threats. IT teams develop and manage security rules and policies. They then distribute them to all devices within the network. This reduces the amount of time needed to create and share security rules and settings and makes it simpler to enforce the rules. In the enterprise this implies that your security policy needs to be flexible and adapt to the needs of the users using the network. This is especially true when the network is utilized for cloud or mobile access, since these kinds of applications have their own requirements in terms of security. Fortunately, SD-WAN provides a variety of solutions to tackle this issue. To provide additional protection you can implement an additional security system at the network's edges. IPsec is a system that offers complete security for networks that are at the edge. It is also possible to set up a secure gateway to filter out threats that originate from the internet, such as botnets, malware, and other attacks. This will stop them from gaining unauthorized access to the network. Otherwise, they could compromise sensitive information or even introduce new malware. A network intrusion prevention (IPS) can be used to study traffic patterns and produce alerts to help you identify suspicious activity within the network. This security feature can be combined with URL filtering and other WAN edge security features. These security features can make your WAN more secure and shield you from both internal as well as external threats. Security features like these can safeguard your company from cyberattacksand interruptions, and ultimately boost revenue and profit. It is also important to keep in mind that a successful SDWAN solution requires a unified security platform. It should be able to integrate security and networking capabilities which is difficult for some companies to achieve with traditional solutions. Network Access Control Network access control (or NAC) is a security measure that controls who can connect to the company's network and what they can do once they are connected. It shields networks from cyber attacks by unauthorized users and devices. NAC is based on the principle of least privilege to ensure that only authorized users can be granted access to the networks. It is therefore a crucial component of any organization's security plan. The key to the success of an NAC implementation is to ensure that you understand the nature of your network and how it's being utilized. This is accomplished by watching how devices and users connect to the network, and what resources they're using. It is also possible to implement policies-based NAC to help you ensure that devices and users are only able to access the resources on the network they require. This is a more cost-effective option than manually regulating how each user uses the network. A policy-based NAC system relies on a centrally managed policy server to determine whether devices are allowed to join your network. This allows administrators to swiftly make changes without having to patch each device separately. This NAC solution can be considered out-of-band. It is not part of the traffic flow between endpoint devices or your network infrastructure. This is beneficial for scalability and flexibility, however, it could also lead to performance issues if things go wrong. Inline is an alternative NAC solution that sits inside the traffic. This is particularly useful in networks that are larger and have a high number of devices. A NAC solution that is suitable for you will stop devices that do not meet the security standards of your company from connecting to your network. It can also detect devices that are already connected, so you can take them out. This is especially useful for companies that have a lot of Bring Your Own Device (BYOD), devices. The most effective NAC solutions offer a variety of features, such as security policy enforcement, threat intelligence, and malware detection. These functions are vital to any security strategy of a business and are used to protect against external and internal threats. Network Firewall Network firewalls are security devices that help to protect enterprise-level enterprises from external threats. This includes ransomware, phishing, viruses and others. These are the significant concern for companies today and require constant advancement in cybersecurity solutions to avoid these problems. The firewall blocks all the traffic that comes into or out of a network computer using the headers of packets. This helps determine if the activity is legal. If the rules aren't followed by the network administrator, the firewall blocks traffic. There are many types of firewalls available, including both software and hardware firewalls. Both can be purchased for your enterprise, depending on the amount of security you need. A software firewall is generally an element of a router, or other networking device. The software firewall can perform a variety of tasks, including monitoring network traffic and firewall rule management and many other features. While some firewalls allow traffic to be approved or denied while others allow only packets coming from certain ports or IP addresses. These firewalls can also be used to inspect the information contained in packets to identify the source of the data. The firewalls can be integrated in a security policy of an organization in some cases to monitor and detect dangers before they cause problems. They may be used to block access to sites or programs not considered safe by the business. Businesses with many remote workers have to ensure that their internet access is protected. The good news is that SD-WAN makes this easier. SD-WAN can separate the network traffic using micro-segments to send half the gigabits to a firewall and the remaining half directly to the Internet, making it much harder for a cyber threat to attack all traffic on the internet. A secure web gateway could be integrated into an SD-WAN infrastructure to check remote web access in real time and block all malicious threats. This can be done via the cloud and enhance security by reducing network breaches. These are the top choices for SDWAN security managed services. Click Here