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INTRODUCTION OF CYBERSECURITY

Cybersecurity involves protecting computers, servers, mobile devices, electronic systems, networks, and data from malicious attacks. It is also known as information technology security or electronic information security. It aims to reduce the risk of cyber-attacks and guard against unauthorized exploitation of systems, networks, and technologies.

IMPORTANCE OF CYBERSECURITY:

Cybersecurity ​​security is extremely important because it helps to protect our personal information, businesses, and organizations from cyber threats. It keeps our data secure, prevents unauthorized access, and protects against cyber-attacks. It also plays an important role in national security by protecting critical infrastructure such as power grids and communication networks. It maintains trust in online interactions, supports remote work, and reduces financial risks. It plays a vital role in reducing the risk of financial loss. Cybersecurity includes measures such as strong passwords, regular software updates, and the use of anti-virus software. Cybersecurity helps to promote a safer online environment by being careful with our personal information and avoiding suspicious links.

TYPES OF CYBERSECURITY:

Network Security:

Network security is crucial for protecting computer networks from unauthorized access and threats. It involves firewalls, encryption, and intrusion detection systems to keep data safe and maintain network integrity. It’s vital for information security.

Mobile Security:

Mobile security is a must for keeping our smartphones, tablets, and laptops safe. It involves strategies, infrastructure, and software to protect our devices and data. By securing our mobile devices, we safeguard personal information and prevent unauthorized access.

Internet Of Thing Security:

IOT security is all about protecting physical IOT devices from cyberattacks. It’s like a cybersecurity strategy that safeguards against attacks on connected devices. It’s important to have measures in place to ensure the security of these devices on the network.

Cloud Security:

Cloud security is super important. It involves policies, controls, and technologies to protect apps, data, and infrastructure in the cloud. This includes storage/network protection, access management, data governance, compliance, and disaster recovery.

PURPOSE OF CYBER SECURITY:

Cyber security protects against malfunctioning computer systems, networks, and data from unauthorized sources or damage (destruction). Activities that are involved in a pervasive range include: monitoring cyberattacks or responding in their way, maintaining firmware, developing policies and strategies, and providing technological solutions for preventing the leakage of sensitive data.

CYBERSECURITY IN FIRM:

As we know, cyber security has different impacts in different firms but the core function is to protect sensitive personal data. Businesses are not eligible to protect all critical data of the firm by themselves, cyberattacks and threats can come to any level of organization. There are many ways to describe cybersecurity but Workers are required to be provided training sessions and educate their workers against engineering scams or other viruses to steal intellectual property.

SCOPE:

The scope of cybersecurity is vast and extensive and involves different activities the primary function of cybersecurity is protection from data theft.

Cybersecurity has sub-domains under the following:

  • Network protection: This branch helps to provide the security of the network through monitoring from cyberattacks, it makes sure that your system is safe and every doubtful activity is reported.
  • Operational protection: This sub-domain helps the businesses to ensure the firm’s operations which are going to be practiced in the organization.
  • Application protection: This type of cybersecurity protects all types of device applications and software that are involved in the organization. measures that are going to be used are access control, video surveillance, and intrusion detection systems.
  • Information protection: This branch of cybersecurity is used to protect all categories of data from destruction and damage. This includes sensitive data, personally identifiable information (PII), protected health information (PHI), personal information, intellectual property, data, and governmental and industry information systems.
  • Help in data theft recovery and in further business planning: This sub-domain of cybersecurity ensures that your organization can recover from a cyberattack with minimal damage. It includes backup systems and provides business security plans.

PROS OF CYBERSECURITY:

  • Cybersecurity offers strong protection against a variety of online threats, preventing nefarious actors from accessing sensitive information and systems.
  • It minimizes the possibility of illegal access and data breaches by guaranteeing the highest levels of data privacy and confidentiality.
  • Cybersecurity is essential to ensuring continuous operations, avoiding expensive disruptions, and avoiding financial instability.
  • A dedication to data security and legal compliance is shown by adherence to cybersecurity legislation and standards.

CONS OF CYBERSECURITY:

  • A substantial financial investment in terms of staff, maintenance, hardware, and software is necessary for robust cybersecurity.
  • The ever-changing field of cybersecurity necessitates ongoing learning and adjustment to complex tactics and technologies.
  • A few security precautions, such as multi-factor authentication and complicated passwords can cause user inconvenience.
  • Human fallibility is still a weakness, making people prone to handling sensitive data improperly and falling for phishing schemes.

APPLICATIONS OF CYBER SECURITY:

Cybersecurity threats keep evolving, and organizations must stay on top of them. Hackers adapt by using new tactics when defenses are updated. An organization’s cybersecurity is only as strong as its weakest point. To protect the data and systems, having a variety of cybersecurity tools and techniques is essential. Following are a few applications of cybersecurity.

Network Security Monitoring:

Continuous network monitoring is essential for detecting any suspicious activity. It is commonly used alongside other security tools like firewalls, antivirus software, and IDPs. It can be performed manually or automatically using specialized software.

Bots:

These days, hackers and attackers frequently employ bots to overwhelm servers and cause crashes. Cybersecurity helps identify and log out these fake users, like bots, to protect the experience of genuine users.

Physical Security:

Cybersecurity provides physical security measures such as system locks, intrusion detection systems, alarms, surveillance systems, and data-destruction systems help organizations safeguard their valuable assets and maintain the security of the overall system.

Rules and Security:

Cybersecurity plays a crucial role in establishing guidelines and regulations for users, attackers, and network participants to stick to while using the Internet. It empowers authorities to address security concerns and optimize the network accordingly.

Compliance and Investigations:

Cybersecurity plays vital role in examination of suspicious situations and ensuring the safety of digital environments.

Threats of Cyber Security:

When it comes to cyber security, various types of threats can put individuals, organizations and even nations at risk. These threats are:

Malware:

Malware is a type of malicious software that poses a significant threat to cybersecurity. It refers to various forms of harmful programs, such as viruses, worms, and Trojans, that can infect computer systems and cause damage. Malware can be spread through infected websites, email attachments or even removable storage devices. Some malware is designed to remain hidden and operate silently, making it difficult to detect.

Phishing:

Phishing is a deceptive technique used by cybercriminals to trick individuals into revealing sensitive information. It typically involves sending fraudulent emails or messages that appear to be from trustworthy sources, such as banks or popular websites. These phishing messages often create a sense of urgency or use scare tactics to prompt recipients to click on malicious links or provide their confidential information.

Ransomware:

Ransomware is malicious software that can cause significant damage to computer systems and data. It works by encrypting files on a victim’s device, making them inaccessible until a ransom is paid to the attacker. Ransomware can be distributed through various means, such as malicious email attachments, infected websites, or compromised software. It can target individuals, businesses, or even entire networks, causing extensive data loss and financial harm.

Data Breach:

A data breach is a cybersecurity incident where unauthorized individuals gain access to confidential information. It can occur due to various reasons, such as hacking, malware attacks, or human error. During a data breach, personal or financial data can be stolen. This information can then be used for identity theft, financial fraud, or other malicious activities.

Social Engineering:

Social engineering is a type of cyber security threat that relies on manipulating human behavior rather than exploiting technical vulnerabilities. Common social engineering techniques include phishing, where attackers send deceptive emails or messages pretending to be from a trusted source to trick recipients into providing personal information or clicking on malicious links that can compromise their security.

DDOS:

A DDOS (Distributed Denial of Service) attack is a type of cyber security threat where multiple compromised computers flood a target system or network with a massive amount of traffic. This overwhelming traffic causes the target system to become overloaded and unable to handle legitimate requests, leading to a denial of service for regular users.

CONCLUSION:

In today’s digital landscape, cybersecurity plays a crucial role in protecting our sensitive information. By implementing robust policies, controls, and technologies, we can safeguard against internal and external threats, ensuring the safety and integrity of our data and infrastructure. It has both pros and cons. However, striking a balance between security and convenience is key. Remember, staying vigilant and proactive is key in the ever-evolving world of cybersecurity.

By

Jinnah University for Women students

Course supervisor name: Ms. Uzma Anis

Students: Aliza Salam, Areeba Siraj, Meshaim Balkhi, Zainab Hussain, Qurat ul Ain Naeem, Ushna Hashim and Yusra Shakeel