What is telecom network security? - SecurityGen/secgen GitHub Wiki

What is telecom network security? Content Index: In this blog, we have discussed on What telecom networks? What is traffic pumping? What are various types of network security? How companies are working towards providing a secured network to the users. Telecom network security- trouble-free network experience In telecom networks, it is quite simple to perpetrate fraud. Most assaults may be conducted remotely and do not require expensive equipment or high technical expertise. Telephony fraud is often easy to commit and can be lucrative.

When fraudsters take advantage of a phone number entry box to send an OTP, an app download link, or any other information over SMS, this is known as SMS Traffic Pumping Fraud, also known as Artificially Inflated Traffic Attackers can misrepresent traffic and abuse your app if this form lacks sufficient security. In exchange for a portion of the income generated, the scammers send SMS to a set of numbers owned by a specific mobile network operator (MNO). For this circumstance, there are two possible outcomes :

The MNO is a co-conspirator in the scheme, and they have a revenue-sharing agreement. Unwittingly, fraudsters take advantage of the MNO. In the second scenario, smaller mobile network operators (MNOs) receive compensation from larger MNOs for their subscribers and traffic. In this case, a con artist may build up a phony. Corporation and ensure large amounts of traffic. The MNO may be unconcerned about the source of the traffic and hence assist in the deception. Regardless of the specific situation, smaller mobile network operators (MNOs) tend to be more prone to committing phone fraud. Understanding the full extent of this type of fraud can be challenging. This requires a comprehensive understanding of the telecommunications ecosystem, including its history, underlying technology, legislation, and international agreements.

The telecom network security provider numerous communities, including operators, regulators, and users. Every actor in this ecosystem has a unique perspective on or experience with fraud. Furthermore, each community has its lexicon, context, and tools for fraud, which makes understanding fraud difficult. The legacy systems at the heart of the telecommunications network were not developed with security in mind. When telecom networks were closed and controlled environments where all entities were trusted, this was not a concern (monopolistic operators). However, in today's context, this can have several negative consequences. Unfortunately, replacing these obsolete systems globally is not feasible shortly due to the high costs involved. Telecommunication networks are composed of numerous interconnected technologies, services, and products, many of which are cryptic and difficult to comprehend. As a result, telephony networks have expanded into a massive attack surface. All ecosystem actors must adapt to new technology while remaining vigilant for potential threats.

What are the three 3 basic network security measures?

The next issue is protecting data, voice, or video transmitted anywhere someone could listen. This includes inside and outside corporate or home networks, such as across the internet or a service provider's network.

Encryption addresses this concern by rendering the data unreadable without the key. There are multiple methods for encrypting data while it is being transmitted. These are their names:

● SSL (Secure Socket Layer)/TLS (Transport Layer Security) (TLS)

● Secure Shell (SSH)

● Internet Protocol Security (IPsec)

SSL/TLS

Since 1995, SSL/TLS has been used to establish secure connections between browsers and servers on the internet. Netscape invented SSL. Versions 2.0 and 3.0 were in use until it was adopted and renamed by the Internet Engineering Task Force (IETF).
In 1999, America Online (AOL) acquired Netscape. The most recent version of TLS (Transport Layer Security), TLS 1.3 (RFC 8446), was released after this event. TLS is used for more than just browser-based connections. It is also used to connect a user VPN connection to the office.

SSL/TLS, a transport layer protocol, is used for secure communication over browser connections through TCP port 443.

SSH SSH is an encryption method that is most commonly used for remote login. SSH is used by network administrators to remotely log in and manage network devices such as routers and switches. It is widely thought of as a replacement for Telnet, a non-encrypted layer 7 remote login protocol, though it can also be used for VPN connections. The Internet Engineering Task Force's document, RFC 4253, outlines the specifications for the Secure Shell (SSH) protocol. TCP port 22 is used.

IPsec IPsec is a network layer protocol that enables encryption and integrity checking on any connection. Numerous IETF RFC documents specify the various components of what is known as IPsec. RFC 6071 provides a road map for how these documents relate.

What are the four types of network security?

Antivirus and antimalware software Antivirus and antimalware software detects, removes, or prevents viruses and malware, such as Trojan horses, ransomware, and spyware, from infecting a computer and, as a result, a network.

Application safety It is critical to monitor and protect applications used by businesses to run their operations. This is true whether an organization creates or purchases the application, as modern malware threats frequently target open-source code and containers organizations use to build software and applications.

Analytical behavior This method automatically analyzes network behavior and automatically detects and alerts organizations to abnormal activities.

Cloud safety Cloud providers frequently sell add-on cloud security tools that enhance cloud security. The cloud provider manages the overall infrastructure's security and provides tools for users to protect their instances within the overall cloud infrastructure. Amazon Web Services, for example, offers security groups that control the incoming and outgoing traffic associated with an application or resource.

What are the 9 Elements of network security?

NETWORK FIREFALL

In network security, firewalls are the first line of defense. They monitor and manage traffic flow between trusted internal and untrusted external networks. In 2019, firewalls accounted for roughly 40% of network security spending, or approximately $8 billion.

INTRUSION PREVENTION SYSTEM

Network intrusion prevention systems (IPSes) are software products that continuously monitor a network or system for signs of policy violations, deviations from standard security practices, or malicious activity. IPS products compare current activity to a list of known threat signatures. They can also use alternative detection methods such as protocol analysis, anomaly detection, and behavioral detection.

UNIFIED THREAT MANAGEMENT

A UTM appliance combines multiple networking and network security functions into a single device. Network routing, gateway antivirus, firewalling, and network intrusion prevention must all be included in UTM devices. They typically provide additional security applications, such as VPN, URL filtering, remote access, and service quality.

ADVANCED NETWORK THREAT PREVENTIVE SYSTEM Advanced network threat prevention products detect malware without using signatures at the network layer. To flag and sandbox suspicious files, these products use heuristics, code analysis, statistical analysis, emulation, and machine learning. It assists in isolating a file from the network so it can be executed without interfering with other resources.

NETWORK ACCESS CONTROL

Network Access Control (NAC) is a network management and security approach that enables network visibility and access management. NAC products allow network resources and infrastructure access by compliant, authenticated, and trusted endpoint devices and nodes.

CLOUD ACCESS SECURITY BROKER

CASBs are security policy enforcement points for cloud application access and data usage that are either on-premises or in the cloud. CASBs serve as a bridge between mobile users, on-premises IT, and cloud vendor environments. They allow a company to extend the scope of its security policies into the public cloud.

DDoS MITIGATION

DDoS mitigation is a collection of techniques, processes, and tools that enable a network to withstand or mitigate the effects of DDoS attacks. DDoS mitigation activities typically necessitate examining the underlying system, network, or environment for known and unknown security flaws exploited in a DDoS attack.

NETWORK BEHAVIOR ANOMALY DETECTION

NBAD products monitor network traffic for deviations from normal activity, trends, or events. When NBAD products detect unusual activity, they generate an alert with details and forward it for further investigation.

SD-WAN SECURITY

SD-WAN security allows you to monitor and secure traffic that goes directly to the internet. Branch WAN bandwidth is increasingly used for SaaS and IaaS, such as Amazon Web Services, Microsoft Office 365, and others.

Safety concerns provisions by security companies- Concerns regarding the safety and security of the networks are growing alongside technical advancements in the vulnerabilities against such networks. Section and other network security companies strive to provide their clients with the highest level of protection. Security companies like Secgen diligently try to safeguard and enhance network security while giving clients a trouble-free network experience.