CyberMan

CyberMan Your cyber security is my responsibility.

I am a cyber security specialist and a Certified Ethical Hacker (CEH). Performing pe*******on testing and vulnerability ...
31/10/2024

I am a cyber security specialist and a Certified Ethical Hacker (CEH). Performing pe*******on testing and vulnerability assessment on your website, I provide you efficient report with proper guidelines.I ensure your satisfaction with my work and my experience. I also promise prompt service and confidentiality.

Contact me for any assistance regarding cyber security...

https://www.fiverr.com/freelanceraktar
Email : [email protected]/ak74r8dyahoo.com
Facebook : https://www.facebook.com/profile.php?id=61562219797269
Linkedin : https://www.linkedin.com/in/aktar-hossain74/
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Malware, or malicious software, is designed to disrupt, damage, or gain unauthorized access to systems. Here are some co...
31/10/2024

Malware, or malicious software, is designed to disrupt, damage, or gain unauthorized access to systems. Here are some common types of malware:

1. **Viruses**
- These are programs that attach to files and spread as the files are shared. Viruses can corrupt or delete data and spread to other devices through infected files.

2. **Worms**
- Worms spread independently across networks without needing to attach to a host file, replicating and consuming system resources, potentially causing network overload.

3. **Trojan Horses**
- Trojans disguise themselves as legitimate software. Once activated, they allow unauthorized access, potentially stealing data or damaging systems.

4. **Spyware**
- Spyware collects user information without consent, often tracking online activities or capturing keystrokes to steal sensitive data like login credentials.

5. **Adware**
- Adware displays unwanted ads on a user’s device. While often more of an annoyance, some adware also tracks user behavior and can expose systems to other malware.

6. **Ransomware**
- Ransomware locks or encrypts user data, demanding a ransom for access. It’s highly disruptive, as it often renders data or entire systems unusable.

7. **Rootkits**
- Rootkits hide in a system to give attackers privileged access, allowing them to control the system without detection and install additional malware.

8. **Keyloggers**
- Keyloggers record keystrokes on a device, capturing passwords, messages, and other sensitive data for malicious use.

9. **Bots and Botnets**
- Bots are programs that perform automated tasks. In botnets, multiple infected devices work together, usually to carry out large-scale attacks like DDoS (Distributed Denial of Service).

10. **Fileless Malware**
- Fileless malware resides in system memory and doesn’t leave files behind, making it harder to detect with traditional antivirus software.

Understanding these malware types can help in recognizing threats and implementing effective cybersecurity measures to protect against them.

I am a cyber security specialist and a Certified Ethical Hacker (CEH). Performing pe*******on testing and vulnerability assessment on your website, I provide you efficient report with proper guidelines.I ensure your satisfaction with my work and my experience. I also promise prompt service and confidentiality.

Contact me for any assistance regarding cyber security...

https://www.fiverr.com/freelanceraktar
Email : [email protected]/ak74r8dyahoo.com
Facebook : https://www.facebook.com/profile.php?id=61562219797269
Linkedin : https://www.linkedin.com/in/aktar-hossain74/
Twitter : https://x.com/ak74r8d
About.me : https://about.me/aktar.hossain















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31/10/2024

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Improving website security is essential to protect user data, maintain trust, and prevent malicious attacks. Here’s a gu...
31/10/2024

Improving website security is essential to protect user data, maintain trust, and prevent malicious attacks. Here’s a guide to enhancing your website’s security:

1. **Use HTTPS**
- Secure your website with an SSL/TLS certificate to encrypt data between users and your server. This also improves SEO and user trust.

2. **Regular Software and Plugin Updates**
- Keep your CMS, plugins, and themes up-to-date to fix security vulnerabilities. Enable automatic updates where possible.
3. **Strong Password Policies**
- Enforce strong password policies for users and administrators. Implement two-factor authentication (2FA) for an extra layer of security.

4. **Use a Web Application Firewall (WAF)**
- A WAF can protect against common threats, including SQL injections, cross-site scripting (XSS), and brute-force attacks by filtering malicious traffic before it reaches your server.
5. **Regular Backups**
- Back up your website and database regularly. Ensure backups are stored securely, preferably in multiple locations. This ensures recovery in case of data loss.

6. **Limit Login Attempts**
- Limit the number of failed login attempts to prevent brute-force attacks. Consider implementing account lockouts or CAPTCHA for added protection.

7. **Implement Content Security Policy (CSP)**
- CSP helps prevent cross-site scripting (XSS) and data injection attacks by defining which resources the browser is allowed to load.
8. **Scan for Vulnerabilities Regularly**
- Use security plugins, vulnerability scanning tools, or professional services to identify and resolve weaknesses in your website’s code and configurations.

9. **Restrict File Upload Permissions**
- Limit file upload permissions to only essential personnel, and verify all uploaded files to ensure they do not contain malicious code.
10. **Enable HTTP Security Headers**
- Security headers such as `X-Content-Type-Options`, `X-Frame-Options`, and `X-XSS-Protection` provide additional layers of protection.

By following these steps, you can significantly strengthen your website’s defenses against potential threats.

Contact me for any assistance regarding cyber security...

https://www.fiverr.com/freelanceraktar
Email : [email protected]/ak74r8dyahoo.com
Facebook : https://www.facebook.com/profile.php?id=61562219797269
Linkedin : https://www.linkedin.com/in/aktar-hossain74/
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About.me : https://about.me/aktar.hossain















The top vulnerabilities found in websites often align with the **OWASP Top 10** list, an influential guide published by ...
27/10/2024

The top vulnerabilities found in websites often align with the **OWASP Top 10** list, an influential guide published by the Open Web Application Security Project that identifies the most critical security risks for web applications. Here’s an overview of the current top 10:

1. **Broken Access Control**
- This occurs when users can access restricted resources or functionalities they shouldn’t be able to. Examples include unauthorized access to another user’s data or administrative pages.

2. **Cryptographic Failures**
- Insecure cryptographic practices can lead to data exposure or unauthorized access. Common issues include weak encryption, not encrypting sensitive data, or using outdated algorithms.

3. **Injection**
- Injection vulnerabilities, such as SQL injection, happen when untrusted data is interpreted as code. They allow attackers to manipulate queries or commands, leading to unauthorized data access or system compromise.

4. **Insecure Design**
- Flaws in the design stage of an application can lead to security weaknesses. Examples include poorly defined access controls or insufficient input validation, which can be exploited by attackers.

5. **Security Misconfiguration**
- Misconfiguration issues include failing to properly secure settings, disable unnecessary features, or apply patches. Misconfigured servers, databases, or APIs can expose sensitive data or functionality.

6. **Vulnerable and Outdated Components**
- Using outdated or insecure libraries, frameworks, or software components can introduce vulnerabilities if they contain known security flaws that haven’t been patched.

7. **Identification and Authentication Failures**
- Weak authentication mechanisms can lead to unauthorized access. This includes insecure password practices, lack of multi-factor authentication, or poorly implemented session management.

8. **Software and Data Integrity Failures**
- These vulnerabilities arise when untrusted data is integrated or when integrity checks on software are insufficient. Examples include insecure CI/CD processes or using software from unverified sources.

9. **Security Logging and Monitoring Failures**
- Lack of effective logging and monitoring can prevent detection of attacks, delay response times, and hinder incident recovery. Attackers may exploit this to hide their presence and actions.

10. **Server-Side Request Forgery (SSRF)**
- SSRF vulnerabilities occur when a server fetches remote resources based on user input, potentially allowing attackers to access internal services or sensitive data within the organization's network.

To mitigate these vulnerabilities, it's essential to follow secure coding practices, regularly update and patch software, conduct security audits, and follow the principles of least privilege and defense-in-depth.

Contact me for any assistance regarding cyber security...

https://www.fiverr.com/freelanceraktar
Email : [email protected]/ak74r8dyahoo.com
Facebook : https://www.facebook.com/profile.php?id=61562219797269
Linkedin : https://www.linkedin.com/in/aktar-hossain74/
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About.me : https://about.me/aktar.hossain















Essential Web Server Security Practices for a Resilient InfrastructureIn today's digital landscape, web server security ...
27/10/2024

Essential Web Server Security Practices for a Resilient Infrastructure

In today's digital landscape, web server security is non-negotiable for safeguarding applications and sensitive data. Here’s a look at fundamental practices to help protect your servers from unauthorized access, data breaches, and cyberattacks.

1.**Secure Configuration**: Start by disabling unnecessary modules and services. Setting up firewalls to control incoming and outgoing traffic while limiting file access permissions ensures the server is protected from the ground up.

2.**Encryption and Access Control**: Using HTTPS with SSL/TLS encrypts data in transit, safeguarding user privacy. Strong passwords and multi-factor authentication (2FA) add additional layers of protection, ensuring only authorized users gain access. Role-Based Access Control (RBAC) further limits access based on user roles.

3.**Routine Updates**: Keeping operating systems, server software, and applications up-to-date is vital. Regular updates patch vulnerabilities that attackers often exploit, while input validation helps prevent common attacks like SQL injection and cross-site scripting (XSS).

4.**Monitoring and Intrusion Detection**: Enable logging to monitor traffic and alert on suspicious activity. Tools like Fail2Ban can automatically block IPs with repeated failed login attempts, and an Intrusion Detection System (IDS) can detect and respond to malicious activities in real time.

5.**DDoS Protection**: Implementing rate limiting, load balancing, and using third-party protection services, like Cloudflare, can help absorb and manage traffic surges during DDoS attacks.

6.**Backups and Recovery**: Regular backups ensure data can be restored in case of an attack. A disaster recovery plan helps minimize downtime, maintaining service continuity.

Web server security is key to maintaining data integrity, trust, and resilience. Implementing these best practices can significantly reduce risks and ensure a safer digital environment. 🌐🔐

Contact me for any assistance regarding cyber security...

https://www.fiverr.com/freelanceraktar
Email : [email protected]/ak74r8dyahoo.com
Facebook : https://www.facebook.com/profile.php?id=61562219797269
Linkedin : https://www.linkedin.com/in/aktar-hossain74/
Twitter : https://x.com/ak74r8d
About.me : https://about.me/aktar.hossain
















Open Source Intelligence or OSINT.Open Source Intelligence or OSINT, is all about using publicly available information t...
25/10/2024

Open Source Intelligence or OSINT.

Open Source Intelligence or OSINT, is all about using publicly available information to uncover insights, verify data, and enhance our understanding of global events. With the vast amount of data shared online every day, OSINT has become an invaluable tool in various fields, from cybersecurity and journalism to corporate investigations and national security.

What makes OSINT so powerful is its accessibility—anyone with the right skills and ethical approach can gather and analyze data that once required extensive resources. From satellite imagery and social media profiles to news articles and public records, the sources of OSINT are diverse and ever-growing. Platforms like Twitter, Google Earth, and even Reddit are often goldmines for those looking to verify facts, locate incidents, or track developments in real-time.

However, OSINT isn't without challenges. Knowing how to separate credible information from misinformation is key. Ethical considerations also play a role, as privacy and respect for individuals must be prioritized. The best OSINT practitioners are those who approach their work with transparency, accuracy, and responsibility.

Whether you're a professional investigator, a journalist, or just curious about the world, OSINT is a skill set worth exploring. In a time when information is abundant yet accuracy is scarce, OSINT can help bridge the gap and bring clarity to a complex world.

Contact me for any assistance regarding cyber security...

https://www.fiverr.com/freelanceraktar
Email : [email protected]/ak74r8dyahoo.com
Facebook : https://www.facebook.com/profile.php?id=61562219797269
Linkedin : https://www.linkedin.com/in/aktar-hossain74/
Twitter : https://x.com/ak74r8d
About.me : https://about.me/aktar.hossain

















Network Security Testing (Network Security Testing) is a process through which network security systems and their vulner...
03/10/2024

Network Security Testing (Network Security Testing) is a process through which network security systems and their vulnerabilities are evaluated. Its main purpose is to find and fix potential risks or vulnerabilities to protect the network from security threats.It helps protect the data and traffic within the system from cyber attacks, data theft, and other malicious activities.

Network security testing is done in several steps and methods, including:

1. Vulnerability Scanning:
Automatically scanning and identifying security vulnerabilities in various parts of the network. This step typically involves scanning ports, services, and devices for vulnerabilities.

2. Pe*******on Testing:
Testing network security through simulated attacks. It attempts to identify network vulnerabilities from an attacker's perspective.

3. Firewall Testing:
Examines how network firewalls control incoming and outgoing traffic, and block unnecessary or harmful traffic.

4. Intrusion Detection System (IDS) and Intrusion Prevention System (IPS) Testing:
How the IDS/IPS detects and prevents unusual or suspicious activity is verified. This ensures that the system is able to detect attacks correctly.

5. Password Strength Testing:
Checks whether password policies are strong and whether passwords can be broken through brute force attacks or dictionary attacks.

6. Social Engineering Testing:
Phishing or other social engineering attacks are used to trick users into trying to access networks.

7. Denial of Service (DoS) Testing:
Tests against attacks designed to cause network denial of service.8. Encryption Testing:
Verify that data encryption is working properly and data is secure.

Various tools and methods are used for network security testing, such as Nessus, Metasploit, Wireshark, Nmap, OpenVAS etc.

Contact me for any assistance regarding cyber security...

https://www.fiverr.com/freelanceraktar
Email : [email protected]/ak74r8dyahoo.com
Facebook : https://www.facebook.com/profile.php?id=61562219797269
Linkedin : https://www.linkedin.com/in/aktar-hossain74/
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