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Szilárd Pfeiffer

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Szilárd Pfeiffer
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System Weakness

No Zero Trust Network without Strong Authentication

While there is no one definition for Zero Trust architecture, the major tenets of the approach, as described by CISA, make clear that…

Nov 12, 2022

No Zero Trust Network without Strong Authentication

Nov 12, 2022

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Szilárd Pfeiffer

How would Zero Trust prevent a Log4Shell attack?

There is a seemingly trivial solution to any remote code execution attacks, namely: not to let the inbound traffic match the pattern that…

Feb 11, 2022

How would Zero Trust prevent a Log4Shell attack?

Feb 11, 2022

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Szilárd Pfeiffer

CryptoLyzer: A comprehensive cryptographic settings analyzer

CryptoLyzer is a multiprotocol cryptographic settings analyzer with SSL/TLS, SSH, and HTTP header analysis ability.

Dec 26, 2021

CryptoLyzer: A comprehensive cryptographic settings analyzer

Dec 26, 2021

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Szilárd Pfeiffer
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System Weakness

Modern Techniques to Prevent Malware instead of Detecting It

Though we would not argue against the importance of detecting malware, there should also be a cheap and effective step before detection…

Jan 18, 2022

Modern Techniques to Prevent Malware instead of Detecting It

Jan 18, 2022

Szilárd Pfeiffer
in
System Weakness

Bitcoin account hijacking using OSINT techniques

Researchers at Kudelski Security have managed to break Bitcoin and Ethereum wallets using a novel attack against one of the most popular…

Mar 16, 2023

Bitcoin account hijacking using OSINT techniques

Mar 16, 2023

Szilárd Pfeiffer

The internet: where everybody is your neighbor

The internet is not as big as you might think. Until IPv6 arrives, there are fewer than 4 billion IPv4 addresses. In theory, it would be…

May 11, 2022

The internet: where everybody is your neighbor

May 11, 2022

Szilárd Pfeiffer

Zero Trust: Is it anything new?

What are the theories and practices and why they are so important? Let’s take a look.

Sep 20, 2021

Zero Trust: Is it anything new?

Sep 20, 2021

Szilárd Pfeiffer

Cryptography Weakening: A Tale of the Law-abiding Criminal

The EU Council says backdoor and security are compatible. The idea is fundamentally flawed.

Feb 24, 2021

Cryptography Weakening: A Tale of the Law-abiding Criminal

Feb 24, 2021

Szilárd Pfeiffer

Why Do Certificate Revocation Checking Mechanisms Never Work?

The certificate revocation system, just like any other cyber security mechanisms is needless, as long as everything is going well, but…

Sep 8, 2020

Why Do Certificate Revocation Checking Mechanisms Never Work?

Sep 8, 2020

Szilárd Pfeiffer

Szilárd Pfeiffer

A free software fanatic developer, a security commited engineer, a free-culture enthusiastic jounalist, an agile believer manager.

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