What's cyber security?

Computer security, cybersecurity or information technology security (IT security) is the security of computer systems in the theft of or damage to their own hardware, applications, or digital information, in addition to in the disruption or misdirection of their solutions they supply. The area is becoming more important because of greater reliance on computer technologies, the web and wireless system standards like Bluetooth and Wi-Fi, and as a result of development of "smart" devices, such as televisions, smartphones, and the numerous devices which constitute the"Internet of things". Due to its complexity, both regarding science and politics, cybersecurity can also be one of the significant challenges in the modern world.

What's cyber security?

Organizations face many threats to their data systems and information. Knowing all of the fundamental elements to cyber safety is the first step to fulfilling these threats.

Types of cyber security.

The reach of cyber protection is broad. The core regions are explained below, and some other fantastic cyber security plan must take all of them into consideration.

Critical infrastructure includes the cyber-physical systems which society is based on, for example, electricity grid, water purification, traffic lighting and hospitals. Plugging a power plant to the world wide web, as an instance, makes it vulnerable to cyber attacks. The solution for associations accountable for critical infrastructure would be to carry out due diligence to safeguard recognize the vulnerabilities and protect from them. Everyone else must evaluate the way an attack on critical infrastructure that they rely on could impact them and develop a contingency plan.
Critical infrastructure.
Critical infrastructure includes the cyber-physical systems which society is based on, for example, electricity grid, water purification, traffic lighting and hospitals. Plugging a power plant to the world wide web, as an instance, makes it vulnerable to cyber attacks. The solution for associations accountable for critical infrastructure would be to carry out due diligence to safeguard recognize the vulnerabilities and protect from them. Everyone else must evaluate the way an attack on critical infrastructure that they rely on could impact them and develop a contingency plan.
Network security guards against malicious intrusion in addition to malicious insiders. Ensuring network security frequently requires trade-offs. By way of instance, access controls like additional logins may be required, but slow down productivity. Tools used to track network safety create a great deal of information -- so much that legitimate alarms are often overlooked. To help better handle network security monitoring, safety teams are using machine learning how to flag abnormal traffic and alert to risks in real time.
Network security.
Network security guards against malicious intrusion in addition to malicious insiders. Ensuring network security frequently requires trade-offs. By way of instance, access controls like additional logins may be required, but slow down productivity. Tools used to track network safety create a great deal of information -- so much that legitimate alarms are often overlooked. To help better handle network security monitoring, safety teams are using machine learning how to flag abnormal traffic and alert to risks in real time.
The business's move to the cloud generates new safety challenges. By way of instance, 2017 has seen nearly weekly information breaches from badly configured cloud cases. Cloud suppliers are creating new safety tools to help business users secure their information, however, the bottom line remains: Moving into the cloud isn't a panacea for performing due diligence in regards to cyber security.
Cloud security.
The business's move to the cloud generates new safety challenges. By way of instance, 2017 has seen nearly weekly information breaches from badly configured cloud cases. Cloud suppliers are creating new safety tools to help business users secure their information, however, the bottom line remains: Moving into the cloud isn't a panacea for performing due diligence in regards to cyber security.
Application security (AppSec), especially web application security, has become the weakest technical point of attack, but few organizations adequately mitigate all the OWASP Top Ten web vulnerabilities. AppSec begins with secure coding practices, and should be augmented by fuzzing and penetration testing. Rapid application development and deployment to the cloud has seen the advent of DevOps as a new discipline. DevOps teams typically prioritize business needs over security, a focus that will likely change given the proliferation of threats.
Application security.
Application security (AppSec), especially web application security, has become the weakest technical point of attack, but few organizations adequately mitigate all the OWASP Top Ten web vulnerabilities. AppSec begins with secure coding practices, and should be augmented by fuzzing and penetration testing. Rapid application development and deployment to the cloud has seen the advent of DevOps as a new discipline. DevOps teams typically prioritize business needs over security, a focus that will likely change given the proliferation of threats.
IoT describes a huge array of crucial and non-critical cyber physiological systems, such as appliances, sensors, printers and safety cameras. IoT devices often ship in an insecure condition and give little to no security, posing risks to not just their customers, but also to other people online, since these devices frequently find themselves part of a botnet. This presents special security challenges for the home users and society.
Internet of things (IoT) security.
IoT describes a huge array of crucial and non-critical cyber physiological systems, such as appliances, sensors, printers and safety cameras. IoT devices often ship in an insecure condition and give little to no security, posing risks to not just their customers, but also to other people online, since these devices frequently find themselves part of a botnet. This presents special security challenges for the home users and society.

4 Ways Cyberattackers Take Advantage of Mismanaged Permissions

If we’ve learned nothing else about cybercriminal organizations over the last few years, we know for certain these folks are experts on Microsoft security. They’re no longer simply opportunistically gaining access to your network; instead, they’re leveraging known vulnerabilities in operating systems and applications and using the very network they’ve compromised to assist them in finding their intended target ... Read more4 Ways Cyberattackers Take Advantage of Mismanaged Permissions

The post 4 Ways Cyberattackers Take Advantage of Mismanaged Permissions appeared first on DNSstuff.


If we’ve learned nothing else about cybercriminal organizations over the last few years, we know for certain these folks are experts on Microsoft security. They’re no longer simply opportunistically gaining access to your network; instead, they’re leveraging known vulnerabilities in operating systems and applications and using the very network they’ve compromised to assist them in finding their intended target ... Read more4 Ways Cyberattackers Take Advantage of Mismanaged Permissions

The post 4 Ways Cyberattackers Take Advantage of Mismanaged Permissions appeared first on DNSstuff.

If we’ve learned nothing else about cybercriminal organizations over the last few years, we know for certain these folks are experts on Microsoft security. They’re no longer simply opportunistically gaining access to your network; instead, they’re leveraging known vulnerabilities in operating systems and applications and using the very network they’ve compromised to assist them in finding their intended target (be it data to be exfiltrated, multiple systems to hold for ransom, applications to use to commit fraud, and so on).

Along the way from initial compromise in your network to achieving their intended malicious actions, there’s a need for attackers to achieve a number of interim goals following the MITRE ATT&CK Framework: establish persistence, privilege escalation, credential access, discovery, and lateral movement. And, as it turns out, the primary means of doing most of this is through the compromise and misuse of valid accounts [CrowdStrike, Global Threat Report (2019)]. These accounts are used to move around your network, access Active Directory (AD), and gain additional control over the environment.

IT organizations not continually reviewing their state of security are allowing it to evolve uncontrolled. Often ignored aspects of your security include permission assignments providing access to data, applications, systems, and services, as well as the groups and group memberships used to provide access.

Accounts with too much access in AD, to systems, or to your virtual environment all exist today, giving attackers more access than you’re aware of.

So, after years of disregarding the need to manage the very foundation of your security, cyberattackers take advantage of your mismanagement. Below are a few examples of ways the bad guys leverage your environment.

  1. Modifying Group Memberships – Once an attacker has access to some level of administrative access within Active Directory—could be Domain Admin, an “OU admin,” or even just someone with the ability to manage AD group members—this simple act is the single easiest way to elevate privileges, provide access to valuable resources, or allow lateral movement to specific systems.
  2. Creating Lots of Users – Attackers can achieve a degree of persistence in your network by creating many user accounts with which to log on should the initial set of compromised accounts be discovered and disabled. If discovered, they can simply use another user account to get back in and continue their activities.
  3. Use Nested Groups – The bad guys need ways to make sure you don’t pick up on them granting themselves access to parts of your environment. The creation and nesting of groups within other AD groups sitting under a target group to access some critical resource is a way to obfuscate a set of compromised accounts with the desired access.
  4. Access to Resources and Data – The level of granularity used in permission assignments to data and applications tends to be a bit broad; granting access to an entire directory of files is the age-old standard with no regard for the specific content within and the possible need to further restrict access. Attackers leverage accounts to perform discovery in file systems, databases, applications, on servers, and within AD.

These are just a sample of the kinds of actions taken by cyberattackers. IT needs to minimize the risk of these kinds of actions taking place by proactively taking steps to audit the current permissions in Active Directory, make changes in process and policy to reestablish a known state of security,  and continually monitor this new state to ensure the years of mismanagement don’t come back, enabling the cyberattacker to more easily achieve their goals.

For more detail on the specific steps you can take to eliminate your mismanaged state of permissions, read the whitepaper Mismanaged Rights: A Cyberattacker’s Greatest Ally.

The post 4 Ways Cyberattackers Take Advantage of Mismanaged Permissions appeared first on DNSstuff.


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