Pranshu Bajpai

Pranshu Bajpai (MBA, MS) is a researcher with a wide range of interests. He

has authored several papers in international journals and has been

consistently hired by top organizations to create technical content. He has

been a technical reviewer for several books. Currently, he also does

independent research for InfoSec Institute. In his free time, he enjoys

listening to classic rock while blogging at www.lifeofpentester.blogspot.com.

You can contact him at bajpai [dot] pranshu [at] gmail [dot] com or

LinkedIn:http://in.linkedin.com/in/pranshubajpai

Articles from Pranshu Bajpai

Exploiting Vulnerable Systems

August 3, 2015

Exploits are specially crafted to take advantage of specific security vulnerabilities that are discovered after the vulnerability assessment phase. Exploitat

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The Perils of Inadequate Key Size in Public Cryptosystems

July 30, 2015

A public-key cryptosystem is an asymmetric cryptosystem where the public key and the private key form a mathematically related key pair. The public key acts

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Lessons from Deficient Java Applet-based Authentication

July 9, 2015

Java Applets are bytecodes that are delivered via the browser, and executed using the Java Virtual Machine (JVM) at the client-side. Java Applets can access

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The Pitfalls of Client-Side Authentication: Solutions to Net-Force JavaScript CTF challenges

June 15, 2015

Client-side authentication is when authentication checks are performed completely at users' side. The idea is that the authentication procedures, methods, or

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Defeating Conundrums: Solutions to Net-Force Internet CTF Challenges

April 27, 2015

About Net-Force Internet Challenges These challenges require that you provide the correct passwords that are revealed to you after solving them. The challeng

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Solutions to net-force cryptography CTF challenges

April 9, 2015

Cryptanalysis refers to the study of ciphers with the objective of breaking the code and obtaining plaintext (sensible) information. While older cryptosystem

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Solutions to Net-Force steganography CTF challenges

April 6, 2015

Steganalysis refers to the process of locating concealed messages inside seemingly innocuous 'containers'. The idea behind steganography is embedding plainte

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Wi-Fi Security: Securing Yourself against Practical Wireless Attacks

March 19, 2015

While the access points in organizations are usually under the protection of organization-wide security policies, home routers are less likely to be appropri

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TrueCrypt Security: Securing Yourself against Practical TrueCrypt Attacks

February 17, 2015

The need to defend confidentiality of our sensitive information against persistently rising cyber threats has turned most of us toward using encryption on a

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Antenna theory for wardriving and penetration testing

January 22, 2015

Wardriving is an activity in which a person seeks wireless access points in moving vehicles with high gain antennas mounted on the top. Usually, this access

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Forensics investigation of document exfiltration involving spear phishing: The M57 Jean case

January 5, 2015

Humans are often the weakest link in the security chain. In his book The Art of Deception, renowned hacker Kevin Mitnick explains how innate human tendencies

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Windows registry analysis with RegRipper – A ‘hands-on’ case study

August 25, 2014

Every analysis begins with specific goals in mind. As a forensics investigator, you are expected to know the type and importance of information you are looki

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