Trending questions in Cyber Security & Ethical Hacking

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How to Detect and Secure Vulnerable Open Ports and Services?

Detecting and securing vulnerable open ports and ...READ MORE

Jan 7 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 571 views
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Does a private key always generate the same public key?

Yes, a private key always generates the ...READ MORE

Jan 8 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 524 views
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Is an Open Port on a Firewall Without a Service Bound to It a Security Vulnerability?

An open port on a firewall without ...READ MORE

Jan 7 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 561 views
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What are the categories of security control?

Security controls are essential measures implemented to ...READ MORE

Jan 7 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 556 views
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What is collision resistance in a hash function?

Collision resistance is a fundamental property of ...READ MORE

Jan 10 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 397 views
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Why does Nmap show closed ports?

When Nmap reports a port as closed, ...READ MORE

Jan 8 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 499 views
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Is HTTP Authorization header encrypted?

When transmitting an HTTP Authorization header over ...READ MORE

Jan 10 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 380 views
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How to determine the hashing algorithm of a public key in the certificate?

To determine the hashing algorithm used to ...READ MORE

Jan 8 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 485 views
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Is it possible to build unbreakable Protocol Obfuscation?

Achieving unbreakable protocol obfuscation—where a system is entirely ...READ MORE

Jan 10 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 369 views
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Why should you not block or close ports in a firewall?

Blocking or closing ports in a firewall ...READ MORE

Jan 8 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 479 views
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How is the public key included in the CSR?

When creating a Certificate Signing Request (CSR), ...READ MORE

Jan 10 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 357 views
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Is encryption in HTTPS done by the browser or by the system?

When a browser establishes an HTTPS connection, ...READ MORE

Jan 10 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 347 views
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Is SSH public key authentication secure?

SSH public key authentication is generally more ...READ MORE

Jan 10 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 346 views
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Which SSH key is more secure?

When selecting an SSH key type for ...READ MORE

Jan 10 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 343 views
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How Can P2P Systems Recover Compromised Identities Using a Web-of-Trust?

In peer-to-peer (P2P) systems, the Web of ...READ MORE

Jan 10 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 340 views
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What happens if an SSL certificate is not renewed?

When an SSL certificate expires and is ...READ MORE

Jan 10 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 327 views
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Is it possible to get a list of services running on an open port?

Yes, it is possible to identify services ...READ MORE

Jan 7 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 477 views
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Is code obfuscation common in FOSS?

In Free and Open-Source Software (FOSS), code ...READ MORE

Jan 10 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 322 views
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Which SSH security is stronger?

Ensuring robust SSH security involves careful selection ...READ MORE

Jan 10 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 320 views
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How to Speed Up Nmap SSL Service Detection on Non-Standard Ports?

Scanning for SSL services on non-standard ports ...READ MORE

Jan 7 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 471 views
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How do I check if a port is open in Nmap?

To check if a specific port is ...READ MORE

Jan 8 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 426 views
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What are the steps of risk assessment in information security?

Conducting a comprehensive risk assessment in information ...READ MORE

Jan 7 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 462 views
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What are the Design Flaws of the WPS PIN System and How Can it be Secured for Future Use?

Wi-Fi Protected Setup (WPS) was introduced to ...READ MORE

Jan 3 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 635 views
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What is IP address conflict with another system on the network?

An IP address conflict occurs when two ...READ MORE

Jan 7 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 456 views
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1 answer

Does code obfuscation give any measurable security benefit?

Code obfuscation involves deliberately making code difficult ...READ MORE

Jan 10 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 301 views
0 votes
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How secure is binding to localhost in order to prevent remote connections?

Binding a server to localhost (127.0.0.1) is ...READ MORE

Jan 7 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 438 views
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Are Security Controls Overlapping?

In information security, overlapping controls, where a ...READ MORE

Jan 7 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 406 views
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How to check if your phone is under surveillance?

If you think your phone might be ...READ MORE

Nov 25, 2024 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 2,233 views
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Does Nmap Report Open Ports Indicate Active Services or Just Firewall Configuration?

When Nmap reports a port as open, ...READ MORE

Jan 7 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 389 views
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How to Secure Windows Services with Open Ports Without Compromising Functionality?

Securing Windows services that require open ports ...READ MORE

Jan 7 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 379 views
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Are GIAC certs open book (unlike CISSP)?

Yes, GIAC (Global Information Assurance Certification) exams ...READ MORE

Jan 3 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 539 views
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What is the hardest part of the Security+ exam?

Preparing for the CompTIA Security+ exam involves ...READ MORE

Jan 3 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 507 views
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In Veracrypt, which encryption algorithm and hash algorithm should I use?

Choosing the right encryption and hash algorithms ...READ MORE

Dec 3, 2024 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 1,807 views
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Are control categories actually exclusive in security?

In information security, controls are commonly categorized ...READ MORE

Jan 7 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 302 views
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What is the difference between non-repudiation and plausible deniability?

Non-repudiation and plausible deniability are two distinct ...READ MORE

Dec 27, 2024 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 735 views
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Can I take CompTIA Security+ online?

Yes, you can take the CompTIA Security+ ...READ MORE

Jan 3 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 441 views
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Does SSL/TLS provide non-repudiation service?

SSL/TLS (Secure Sockets Layer/Transport Layer Security) protocols ...READ MORE

Dec 27, 2024 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 701 views
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Why would a replay attack be considered a threat to integrity and not confidentiality?

A replay attack involves an attacker intercepting ...READ MORE

Dec 26, 2024 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 739 views
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What is the difference between authenticity and non-repudiation?

Authenticity and non-repudiation are fundamental concepts in ...READ MORE

Dec 27, 2024 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 678 views
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Is the MFA push notification approval/deny method safe in O365? Concerns over phishing risks and user behavior?

Multi-Factor Authentication (MFA) using push notifications in ...READ MORE

Jan 2 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 459 views
0 votes
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How can I control the use of admin tools like IP scanners and PsExec to prevent misuse?

Admin tools like IP scanners and PsExec ...READ MORE

Dec 31, 2024 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 511 views
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How can I securely log user metadata (IP addresses) without compromising privacy in a web app?

In our web application, we need to ...READ MORE

Dec 31, 2024 in Cyber Security & Ethical Hacking by Anupam
• 18,960 points • 447 views
0 votes
1 answer

How do you check if SNMP is working correctly?

Ensuring that Simple Network Management Protocol (SNMP) ...READ MORE

Dec 19, 2024 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 1,007 views
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How can I securely log user metadata without exposing personally identifiable information (PII) in a web app?

We want to improve our logging practices ...READ MORE

Dec 31, 2024 in Cyber Security & Ethical Hacking by Anupam
• 18,960 points • 432 views
0 votes
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How does HMAC relate to non-repudiation?

You're correct in observing that HMAC (Hash-Based ...READ MORE

Dec 27, 2024 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 646 views
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Why Should a Testing Network Be Non-Routable to the Firewall?

I’m setting up a testing network for ...READ MORE

Jan 2 in Cyber Security & Ethical Hacking by Anupam
• 18,960 points • 359 views
0 votes
1 answer

What is recipient non-repudiation in secure email transport?

Recipient non-repudiation in secure email transport refers ...READ MORE

Dec 31, 2024 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 466 views
0 votes
0 answers

Which of the following poses the greatest risk to an organization's computer network security?

I’ve been analyzing several potential risks to ...READ MORE

Dec 31, 2024 in Cyber Security & Ethical Hacking by Anupam
• 18,960 points • 400 views
0 votes
0 answers

How does single sign-on (SSO) enhance security in an architecture?

We are considering implementing Single Sign-On (SSO) ...READ MORE

Dec 31, 2024 in Cyber Security & Ethical Hacking by Anupam
• 18,960 points • 397 views
0 votes
1 answer

What steps should be taken to prevent session hijacking in Tomcat?

Session hijacking is a security threat where ...READ MORE

Dec 26, 2024 in Cyber Security & Ethical Hacking by CaLLmeDaDDY
 • 31,260 points • 692 views
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