NW Security

Mechanism of outgoing e-mail address impersonation [Mailsploit] ~ Basic e-mail anti-spoof technology SMTP AUTH, DKIM, SPF / SenderID overview (merit · demerit) Commentary and relation with this attack-

What is Mailsploit? Mailsploit is an att...

2017.12.18 2021.03.13

Illustrate: WPA2’s vulnerability [KRACK] and Sequence of 4 way handshake

Logic that can be decrypted with KRACK I...

2017.10.21 2020.08.30

Man in the Middle attack (Channel-based MitM) in Wireless LAN

Man in the Middle attack of Wi-Fi The vu...

2017.10.20 2020.08.31

Illustrate: Differences between [Specter] & [Meltdown] (Memory Protection & KPTI mechanism)

Introduction In this article "process" a...

2018.02.02 2018.11.28

Illustrate : CPU vulnerabilities [Spectre], [Meltdown] and Speculative Execution (Branch Prediction, Out of Order Execution)

Overview and scope of influence of Spect...

2018.01.16 2021.01.05