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Safe Internet

Safe Internet

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Internet Fundamentals

Internet Fundamentals

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Don't click

Don't click

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Safe Internet Challenge

Safe Internet Challenge

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Internet Fundamentals

Internet Fundamentals

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Phishing Fundamentals

Phishing Fundamentals

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Update Fundamentals

Update Fundamentals

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Malware Infection

Malware Infection

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Safe Internet Plus

Safe Internet Plus

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Don't click Plus

Don't click Plus

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Password Fundamentals

Password Fundamentals

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Password Fundamentals

Password Fundamentals

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Phishing Fundamentals

Phishing Fundamentals

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Malware Infection

Malware Infection

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Essential Security

Essential Security

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I Know What You Mean

I Know What You Mean

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iDB Challenge

iDB Challenge

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Herman Flight Security

Herman Flight Security

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Comedy and Tragedy

Comedy and Tragedy

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Security Shop

Security Shop

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Treasure Challenge (V2)

Treasure Challenge (V2)

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Web Fundamentals

Web Fundamentals

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Essential Specialties

Essential Specialties

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CTF Challenge

CTF Challenge

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Boris Challenge

Boris Challenge

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Distelcorp Challenge

Distelcorp Challenge

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Comedy and Tragedy

Comedy and Tragedy

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Treasure Challenge (V2)

Treasure Challenge (V2)

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Instruction Path Traversal

Instruction Path Traversal

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Instruction SQL Injection

Instruction SQL Injection

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Security Specialist

Security Specialist

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Connect The Packets

Connect The Packets

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Date My Ports

Date My Ports

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Name That Vulnerability

Name That Vulnerability

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P2000 Challenge

P2000 Challenge

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Smart Home

Smart Home

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Find My Ports

Find My Ports

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Poemshare

Poemshare

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Web Security Specialist

Web Security Specialist

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Van Zant Bank & Finance

Van Zant Bank & Finance

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Basic Web Security

Basic Web Security

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Avatar Challenge (V2)

Avatar Challenge (V2)

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Honest Achmed

Honest Achmed

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Tetris Challenge

Tetris Challenge

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Paste Challenge

Paste Challenge

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Trace

Trace

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Server Security Specialist

Server Security Specialist

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Shell4All

Shell4All

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Basic Server Security

Basic Server Security

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Find My UDP Ports

Find My UDP Ports

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Fasttrack Challenge

Fasttrack Challenge

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Guess My Password

Guess My Password

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Open Relay

Open Relay

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Anonymous FTP

Anonymous FTP

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Forensic Specialist

Forensic Specialist

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Cosmo Challenge

Cosmo Challenge

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Know your Forensics

Know your Forensics

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Network Analysis

Network Analysis

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Security Shop Analysis

Security Shop Analysis

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Capturing Network Traffic

Capturing Network Traffic

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Analyzing Network Traffic

Analyzing Network Traffic

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Copying Hard Disks

Copying Hard Disks

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Aware Administrator

Aware Administrator

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Build that Firewall

Build that Firewall

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Server Security Quiz

Server Security Quiz

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What rule to use?

What rule to use?

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Rule that order

Rule that order

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Firewall Basics

Firewall Basics

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Instruction Firewalling

Instruction Firewalling

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Instruction Updates

Instruction Updates

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Aware Programmer

Aware Programmer

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What's up?

What's up?

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Application Security Quiz

Application Security Quiz

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No More Path Traversal

No More Path Traversal

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No More SQL Injection

No More SQL Injection

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No More XSS

No More XSS

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Instruction Input Validation

Instruction Input Validation

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User Input Examples

User Input Examples

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Register with Certified Secure

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Recent scores

11 hours ago

scored 71% for CTF Challenge

11 hours ago

scored 57% for CTF Challenge

12 hours ago

scored 43% for CTF Challenge

12 hours ago

scored 29% for CTF Challenge

12 hours ago

scored 14% for CTF Challenge

12 hours ago

scored 100% for Password Fundamentals

12 hours ago

scored 100% for Don't click Plus

12 hours ago

13 hours ago

scored 100% for iDB Challenge

14 hours ago

scored 67% for iDB Challenge

15 hours ago

scored 33% for iDB Challenge

15 hours ago

scored 100% for I Know What You Mean

15 hours ago

scored 90% for I Know What You Mean

15 hours ago

scored 80% for I Know What You Mean

15 hours ago

scored 70% for I Know What You Mean

15 hours ago

scored 100% for Treasure Challenge (V2)