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Cyber Security Questions & Answers

Browse 838 Cyber Security questions and answers from learners and industry experts. Find practical fixes, interview prep and step-by-step solutions - or ask your own.

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When can I use HMAC?

I was reading HMAC on wikipedia and I was confused about a few points. Where do I use HMAC?Why is the key part of the hash Even if someone…

Cyber Security

1 Answer · 585 Views · Answered ✓

Asked by: ananya Pawar · 4 years ago

What can someone do with my IMEI number?

I have some questions regarding IMEI numbers and data and identity theft. While searching online I have found many conflicting answers regarding this…

Cyber Security

1 Answer · 3.0K Views · Answered ✓

Asked by: Andrea Bailey · 4 years ago

Can a PDF contain a virus?

Could a PDF file contain any type of malware?

Cyber Security

1 Answer · 808 Views · Answered ✓

Asked by: Andrea Bailey · 4 years ago

What is md4 hash cracker?

I'm doing some hacking exercises and I have to gain access to a site's database so I can delete all records.The way of getting into the administrator…

Cyber Security

1 Answer · 1.3K Views · Answered ✓

Asked by: Amit raj · 4 years ago

How does Instagram know what I google?

My friend forwarded me some information about a business via WhatsApp (on mobile). I did some Google searching on that business on a desktop.I've…

Cyber Security

1 Answer · 597 Views · Answered ✓

Asked by: Anil Jha · 4 years ago

What's the purpose of the TPM owner password?

I have a laptop with TPM 2.0, dual-booting Windows 10 and Linux. By default, Windows automatically takes ownership of the TPM with a throwaway…

Cyber Security

1 Answer · 648 Views · Answered ✓

Asked by: Anisha Dalal · 4 years ago

Explain airodump-ng 5ghz

I am a beginner in pen-testing, and I am interested in learning, but I seem to run into a brick wall when trying to do so. I have an AP which…

Cyber Security

1 Answer · 2.5K Views · Answered ✓

Asked by: Andrew Jenkins · 4 years ago

What are the risks related to VPS VPN?

Let me try to sum up this question; I want to buy VPS from (vultr - I'm not promoting them), but before that I'm wondering how secure is to run VPN…

Cyber Security

1 Answer · 1.2K Views · Answered ✓

Asked by: Amit raj · 4 years ago

Explain the concept of port 80 blocking.

I often establish Ubuntu-LAMP environments on which I host a few Drupal web applications that I myself own (I don't provide any hosting services and…

Cyber Security

1 Answer · 850 Views · Answered ✓

Asked by: Andrea Bailey · 4 years ago

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