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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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Which is the most secure hashing algorithm?

What is/are currently the most cryptographically secure hashing algorithm(s)? (available in PHP) Speed is irrelevant, because I'm iterating the hash…

Cyber Security

1 Answer · 1.5K Views · Answered ✓

Asked by: Antony Bence · 4 years ago

How to prevent ping of death attack?

I found a video in which they talk about crashing a website with a Ping Of Death (PoD) attack, using cmd only. How to secure a website against this…

Cyber Security

1 Answer · 1.4K Views · Answered ✓

Asked by: Antony Bence · 4 years ago

How to use a prediction service to load pages more quickly?

Chrome offers a "prediction service" for faster page loading. It might load some links on a page before you even click on them:Use a prediction…

Cyber Security

1 Answer · 3.7K Views · Answered ✓

Asked by: Amy Avery · 4 years ago

If I learn TCPIP, would it be helpful to me?

I'm a university lecturer and a web and desktop software developer. For many reasons I want to learn software security to change my field in the long…

Cyber Security

1 Answer · 668 Views · Answered ✓

Asked by: Andrea Bailey · 4 years ago

Explain NTLM Hashes.

I have recently dumped some hashes from my local machine because I'm trying to understand the process in which Windows 7 hashes it's passwords. I…

Cyber Security

1 Answer · 733 Views · Answered ✓

Asked by: Anisha Dalal · 4 years ago

What is an ideal maximum password length?

The minimum password length recommended is about 8 characters, so is there any standard/recommended maximum length of the password?

Cyber Security

1 Answer · 1.3K Views · Answered ✓

Asked by: Ankit yadav · 4 years ago

How can I get Mac address from IP?

I have an IP address of a computer which I am currently away from, and I need the MAC address. How do I get the MAC address if I only have the IP?

Cyber Security

1 Answer · 19 Views · Answered ✓

Asked by: Anisha Dalal · 4 years ago

Is it suspicious to open an email attachment HTML file?

If I receive an email that has an attachment called something like safe-link.html would it ever be safe to open this file?Clearly, HTML files may…

Cyber Security

1 Answer · 1.4K Views · Answered ✓

Asked by: Anisha Dalal · 4 years ago

IKEv2 vs OpenVPN - Explain the difference.

I want to ask you for information about the IKEv2 protocol for a VPN connection. I haven't found so much information on the web. I am interested…

Cyber Security

1 Answer · 880 Views · Answered ✓

Asked by: Amit Sinha · 4 years ago

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