Czech∑um

Czech∑um

1st place

1210 points


Awards


Solves

Challenge Category Value Time
Secure Document 4 Suspicious Files 2 25
Secure Document 3 Suspicious Files 2 25
Secure Document 2 Suspicious Files 2 20
Secure Document 1 Suspicious Files 2 15
TLS 1.3 HTTPS 15
Let's Encrypt! HTTPS 20
IDS meets encryption HTTPS 20
How much data? HTTPS 25
HTTP Interpretation 1 HTTP 5
HTTP Interpretation 2 HTTP 5
HTTP Interpretation 3 HTTP 5
HTTP Logs 1.1 HTTP 10
HTTP Logs 1.2 HTTP 15
HTTP Logs 1.3 HTTP 20
HTTP Logs 1.4 HTTP 20
HTTP Logs 1.5 HTTP 25
HTTP Logs 1.6 HTTP 25
HTTP Phishing 1 HTTP 25
HTTP Phishing 2 HTTP 25
HTTP Phishing 3 HTTP 25
HTTP Phishing 4 HTTP 25
HTTP Phishing 5 HTTP 25
HTTP Phishing 6 HTTP 25
HTTP Phishing 7 HTTP 20
HTTP Phishing 8 HTTP 25
Invoice 1 Suspicious Files 3 15
Invoice 2 Suspicious Files 3 20
Invoice 3 Suspicious Files 3 20
Invoice 4 Suspicious Files 3 20
Invoice 5 Suspicious Files 3 25
Rogue Device Protocol Grab Bag 20
SSH Outbound Protocol Grab Bag 20
An Attempt Was Made... Protocol Grab Bag 25
Remote Administration Protocol Grab Bag 25
A Virus You Say? Host Events 20
USB Device Host Events 20
What is it? Host Events 20
File Sharing is Caring Host Events 25
Let me in! Host Events 25
Email Analysis 2.1 SMTP 2 10
Email Analysis 2.2 SMTP 2 10
Email Analysis 2.3 SMTP 2 10
Email Analysis 2.4 SMTP 2 15
Email Analysis 2.5 SMTP 2 15
Email Analysis 2.6 SMTP 2 20
Email Analysis 2.7 SMTP 2 25
Email Analysis 2.8 SMTP 2 25
DNS Concepts 1 DNS 5
DNS Concepts 2 DNS 5
DNS Concepts 3 DNS 5
DNS Concepts 4 DNS 15
DNS Concepts 5 DNS 15
DNS Logs 1 DNS 20
DNS Logs 2 DNS 20
External DNS DNS 25
Doppelgänger DNS 25
Love Letter 1 Suspicious Files 1 15
Love Letter 2 Suspicious Files 1 20
Love Letter 3 Suspicious Files 1 20
Love Letter 4 Suspicious Files 1 20
Email Analysis 1.1 SMTP 5
Email Analysis 1.2 SMTP 10
Email Analysis 1.3 SMTP 10
Email Analysis 1.4 SMTP 10
Email Analysis 1.6 SMTP 15
Email Analysis 1.5 SMTP 15
Email Analysis 1.7 SMTP 15