Placido

Junior

#12 The Netherlands

601 Total XP

7 Labs Completed 0 First Bloods 12 Streak 12 Best

+40 this week +141 this month

Activity

54 active days in the last year

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Rank Progress

Junior

Next Senior

601 / 1920 XP

Achievements

Streak Starter

Streak Master

Lab Rat

FTPCookie PoisoningSession TamperingBase64 EncodingPrivilege EscalationBrowser DevToolsClient-Side SecurityWeb ExploitationSecurity Through ObscurityView SourceInformation DisclosureBroken Access ControlWeb SecurityHTMLNmapNmap CommandsTelnetPort ScanningNetwork ReconnaissanceView Source CodeSource Code AnalysisCapture The FlagCTFCTF BasicsFlag SubmissionUUIDGetting StartedCyber Security FundamentalsAuthentication BypassBroken AuthenticationDeveloper ToolsLearning Path

Anonymous Easy

100 XP Dec 26, 2025

Hack the Cookie: Cookie Poisoning Attack Very Easy

50 XP Dec 20, 2025

Secrets in Source 2: Bypass Security Through Obscurity Very Easy

50 XP Dec 20, 2025

Nmap Commands Lab: Port Scanning to Privilege Escalation Very Easy

100 XP Nov 20, 2025

Secrets in Source: View Source Code to Find the Flag Very Easy

50 XP Sep 23, 2025

Capture the Flag 101: Find and Submit Your First Flag Very Easy

50 XP Sep 23, 2025

Hack the Login Very Easy

50 XP Sep 10, 2025

HTTP Header Manipulation: IP Spoofing 1

Manipulating Headers 1 XP May 21, 2025

Nmap Mastery: Dominate Network Scanning 3

Installing Nmap 1 XP Nov 08, 2025

Introduction to Nmap 1 XP Oct 01, 2025

Essential Nmap Scanning 1 XP Nov 08, 2025

HDNA Ethical Hacking Course 1

Course Summary 1 XP Apr 03, 2025

Hacking 101 1

The hacker mindset 1 XP Jul 01, 2026

Daily Hack Solved - The hidden system prompt +10 XP

20 hours ago

Daily Hack Solved - Unshift the letters +10 XP

1 day ago

Daily Hack Solved - Mass assign yourself admin +10 XP

2 days ago

Active for 1 days

3 days ago

Daily Hack Solved - Dox the domain owner +10 XP

4 days ago

Daily Hack Solved - Spot the exfil +10 XP

5 days ago

Daily Hack Solved - Decode the calldata +10 XP

6 days ago

Daily Hack Solved - The none algorithm +10 XP

1 week ago

Daily Hack Solved - Find the SQL injection sink +10 XP

1 week ago

Active for 1 days

1 week ago

Daily Hack Solved - The comment leak +10 XP

1 week ago

Daily Hack Solved - One tap of base64 +10 XP

1 week ago

Daily Hack Solved - Leak the app admin token +10 XP

1 week ago

Daily Hack Solved - Check the history +10 XP

2 weeks ago

Daily Hack Solved - Trace the phish +10 XP

2 weeks ago

Chapter Completed - The hacker mindset +1 XP

2 weeks ago

Daily Hack Solved - Find the break-in +10 XP

2 weeks ago

Daily Hack Solved - Two-layer classic +10 XP

2 weeks ago

Active for 9 days

2 weeks ago

Flag Found - Anonymous +100 XP

6 months ago

Active for 3 days

6 months ago

Flag Found - Hack the Cookie: Cookie Poisoning Attack +50 XP

6 months ago

Flag Found - Secrets in Source 2: Bypass Security Through Obscurity +50 XP

6 months ago

Active for 12 days

6 months ago

Flag Found - Nmap Commands Lab: Port Scanning to Privilege Escalation +50 XP

7 months ago

Flag Found - Nmap Commands Lab: Port Scanning to Privilege Escalation +50 XP

7 months ago

Active for 3 days

7 months ago

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