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DE 3B: 3B-AP-18
CodeHS Lessons
Explain security issues that might lead to compromised computer programs.
Standard |
11.9 Cybersecurity |
Standard |
11.9 Cybersecurity |
Standard |
4.8 Application Security |
4.8 Application Security |
4.9 Browser Configuration |
4.10 System Administration |
Standard |
1.3 Advanced Cryptography |
1.3 Advanced Cryptography |
1.4 Hash Functions |
1.4 Hash Functions |
5.1 Network Attacks |
5.2 Malware Types and Prevention |
5.4 Additional Attacks |
5.5 Cross-site Scripting |
5.5 Cross-site Scripting |
8.2 Assessing Risks |
Standard |
13.7 Network Attacks |
13.7 Network Attacks |
Standard |
10.1 Project: Public Service Announcement |
10.1 Project: Public Service Announcement |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Project: Public Service Announcement |
1.12 Project: Public Service Announcement |
Standard |
4.5 Project: Public Service Announcement |
4.5 Project: Public Service Announcement |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.2 History of Cryptography |
5.2 History of Cryptography |
Standard |
1.11 Hacking Ethics |
12.1 Inside Web Apps |
12.2 Developer Tools |
12.9 Common Security Problems |
12.10 SQL Injection Overview |
12.11 Types of SQLi and Prevention |
Standard |
5.8 Application Security |
5.8 Application Security |
5.9 Browser Configuration |
5.10 System Administration |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Project: Public Service Announcement |
1.12 Project: Public Service Announcement |
Standard |
1.12 Hacking Ethics |
1.12 Hacking Ethics |
1.13 Project: Public Service Announcement |
1.13 Project: Public Service Announcement |
Standard |
1.12 Hacking Ethics |
1.12 Hacking Ethics |
1.13 Project: Public Service Announcement |
1.13 Project: Public Service Announcement |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Project: Public Service Announcement |
1.12 Project: Public Service Announcement |
2.1 Cryptography, Cryptology, Cryptanalysis |
2.1 Cryptography, Cryptology, Cryptanalysis |
2.2 History of Cryptography |
2.2 History of Cryptography |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Project: Public Service Announcement |
1.12 Project: Public Service Announcement |
Standard |
4.5 Project: Public Service Announcement |
4.5 Project: Public Service Announcement |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.2 History of Cryptography |
5.2 History of Cryptography |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Project: Public Service Announcement |
1.12 Project: Public Service Announcement |
Standard |
4.5 Project: Public Service Announcement |
4.5 Project: Public Service Announcement |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.2 History of Cryptography |
5.2 History of Cryptography |
Standard |
1.12 Hacking Ethics |
1.12 Hacking Ethics |
1.13 Project: Public Service Announcement |
1.13 Project: Public Service Announcement |
Standard |
1.8 Application Security |
1.8 Application Security |
1.9 System Administration |
4.3 Hacking Ethics |
4.3 Hacking Ethics |
4.6 Cryptography, Cryptology, Cryptanalysis |
4.6 Cryptography, Cryptology, Cryptanalysis |
4.7 Hash Functions |
4.7 Hash Functions |
5.1 Project: Public Service Announcement |
5.1 Project: Public Service Announcement |
Standard |
1.5 Hacking Ethics |
1.5 Hacking Ethics |
1.6 Common Security Problems |
1.6 Common Security Problems |
Standard |
1.5 Hacking Ethics |
1.5 Hacking Ethics |
1.6 Common Security Problems |
1.6 Common Security Problems |
8.3 Network Attacks |
8.4 Malware Types and Prevention |
8.6 Additional Attacks |
Standard |
11.9 Cybersecurity |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Common Security Problems |
1.12 Common Security Problems |
1.13 Project: Public Service Announcement |
1.13 Project: Public Service Announcement |
8.7 Network Attacks |
8.7 Network Attacks |
21.2 History of Cryptography |
22.12 Project: Security Assessment Report |
22.11 Cross-site Scripting |
22.10 Types of SQLi and Prevention |
22.9 SQL Injection Overview |
21.1 Cryptography, Cryptology, Cryptanalysis |
22.2 Developer Tools |
22.1 Inside Web Apps |
21.10 Project: Classic Cipher Newscast |
21.8 Hash Functions |
21.7 Advanced Cryptography |
21.3 Why encrypt? |
21.8 Hash Functions |
21.1 Cryptography, Cryptology, Cryptanalysis |
21.2 History of Cryptography |
21.3 Why encrypt? |
22.12 Project: Security Assessment Report |
22.11 Cross-site Scripting |
22.10 Types of SQLi and Prevention |
22.9 SQL Injection Overview |
21.7 Advanced Cryptography |
22.2 Developer Tools |
22.1 Inside Web Apps |
21.10 Project: Classic Cipher Newscast |
Standard |
1.5 Hacking Ethics |
1.5 Hacking Ethics |
1.6 Common Security Problems |
1.6 Common Security Problems |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Project: Public Service Announcement |
1.12 Project: Public Service Announcement |
Standard |
4.5 Project: Public Service Announcement |
4.5 Project: Public Service Announcement |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.2 History of Cryptography |
5.2 History of Cryptography |
Standard |
12.7 Hacking Ethics |
12.7 Hacking Ethics |
13.6 Application Security |
13.6 Application Security |
13.7 Browser Configuration |
13.8 System Administration |
14.1 Inside Web Apps |
14.1 Inside Web Apps |
14.2 Developer Tools |
14.2 Developer Tools |
14.9 Common Security Problems |
14.9 Common Security Problems |
14.10 SQL Injection Overview |
14.10 SQL Injection Overview |
14.11 Types of SQLi and Prevention |
14.11 Types of SQLi and Prevention |
Standard |
2.1 Cryptography, Cryptology, Cryptanalysis |
2.1 Cryptography, Cryptology, Cryptanalysis |
2.2 History of Cryptography |
2.2 History of Cryptography |
3.1 Project: Classic Cipher Newscast |
3.1 Project: Classic Cipher Newscast |
4.3 Advanced Cryptography |
4.3 Advanced Cryptography |
4.4 Hash Functions |
4.4 Hash Functions |
6.6 Application Security |
6.6 Application Security |
6.7 Browser Configuration |
6.8 System Administration |
9.1 Inside Web Apps |
9.1 Inside Web Apps |
9.2 Developer Tools |
9.2 Developer Tools |
9.9 Common Security Problems |
9.9 Common Security Problems |
9.10 SQL Injection Overview |
9.10 SQL Injection Overview |
9.11 Types of SQLi and Prevention |
9.11 Types of SQLi and Prevention |
12.2 Assessing Risks |
22.1 Project: Public Service Announcement |
10.1 Project: Security Assessment Report |
21.7 Hacking Ethics |
21.7 Hacking Ethics |
10.1 Project: Security Assessment Report |
22.1 Project: Public Service Announcement |
Standard |
4.5 Project: Public Service Announcement |
4.5 Project: Public Service Announcement |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.2 History of Cryptography |
5.2 History of Cryptography |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Project: Public Service Announcement |
1.12 Project: Public Service Announcement |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Project: Public Service Announcement |
1.12 Project: Public Service Announcement |
Standard |
4.5 Project: Public Service Announcement |
4.5 Project: Public Service Announcement |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.2 History of Cryptography |
5.2 History of Cryptography |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Project: Public Service Announcement |
1.12 Project: Public Service Announcement |
Standard |
4.5 Project: Public Service Announcement |
4.5 Project: Public Service Announcement |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.2 History of Cryptography |
5.2 History of Cryptography |
Standard |
2.3 Asymmetric Encryption |
3.6 Application Security |
3.6 Application Security |
3.7 Browser Configuration |
3.8 System Administration |
Standard |
2.3 Asymmetric Encryption |
4.6 Application Security |
4.6 Application Security |
4.7 Browser Configuration |
4.8 System Administration |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Project: Public Service Announcement |
1.12 Project: Public Service Announcement |
Standard |
4.5 Project: Public Service Announcement |
4.5 Project: Public Service Announcement |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.2 History of Cryptography |
5.2 History of Cryptography |
Standard |
8.10 Cybersecurity |
Standard |
8.10 Cybersecurity |
Standard |
8.5 Project: Public Service Announcement |
10.1 Cryptography, Cryptology, Cryptanalysis |
10.2 History of Cryptography |
8.5 Project: Public Service Announcement |
10.1 Cryptography, Cryptology, Cryptanalysis |
10.2 History of Cryptography |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Project: Public Service Announcement |
1.12 Project: Public Service Announcement |
Standard |
4.5 Project: Public Service Announcement |
4.5 Project: Public Service Announcement |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.2 History of Cryptography |
5.2 History of Cryptography |
Standard |
1.7 Hacking Ethics |
1.7 Hacking Ethics |
2.1 Project: Public Service Announcement |
2.1 Project: Public Service Announcement |
6.9 Network Attacks |
6.9 Network Attacks |
7.1 Project: Secure the Company's Network |
7.1 Project: Secure the Company's Network |
10.1 Inside Web Apps |
10.1 Inside Web Apps |
10.2 Developer Tools |
10.2 Developer Tools |
10.9 Common Security Problems |
10.9 Common Security Problems |
10.10 SQL Injection Overview |
10.10 SQL Injection Overview |
10.11 Types of SQLi and Prevention |
10.11 Types of SQLi and Prevention |
10.12 Cross-site Scripting |
10.12 Cross-site Scripting |
11.1 Cryptography, Cryptology, Cryptanalysis |
11.1 Cryptography, Cryptology, Cryptanalysis |
11.2 History of Cryptography |
11.2 History of Cryptography |
11.7 Advanced Cryptography |
11.7 Advanced Cryptography |
11.8 Hash Functions |
11.8 Hash Functions |
12.1 Project: Classic Cipher Newscast |
12.1 Project: Classic Cipher Newscast |
Standard |
2.7 Hacking Ethics |
2.7 Hacking Ethics |
2.8 Project: Public Service Announcement |
2.8 Project: Public Service Announcement |
5.9 Network Attacks |
5.9 Network Attacks |
5.11 Project: Secure the Company's Network |
5.11 Project: Secure the Company's Network |
Standard |
1.6 Application Security |
1.7 Browser Configuration |
1.8 System Administration |
Standard |
3.6 Application Security |
3.6 Application Security |
3.7 Browser Configuration |
3.8 System Administration |
Standard |
5.8 Browser Configuration |
5.13 Hacking Ethics |
5.13 Hacking Ethics |
5.14 Project: Public Service Announcement |
5.14 Project: Public Service Announcement |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Project: Public Service Announcement |
1.12 Project: Public Service Announcement |
Standard |
2.3 Asymmetric Encryption |
4.8 Application Security |
4.8 Application Security |
4.9 Browser Configuration |
4.10 System Administration |
Standard |
7.9 Cybersecurity |
8.5 Application Security |
8.5 Application Security |
Standard |
2.3 Asymmetric Encryption |
4.8 Application Security |
4.8 Application Security |
4.9 Browser Configuration |
4.10 System Administration |
Standard |
4.5 Project: Public Service Announcement |
4.5 Project: Public Service Announcement |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.2 History of Cryptography |
5.2 History of Cryptography |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Project: Public Service Announcement |
1.12 Project: Public Service Announcement |
Standard |
10.8 Application Security |
10.8 Application Security |
10.9 Browser Configuration |
10.10 System Administration |
Standard |
4.5 Project: Public Service Announcement |
4.5 Project: Public Service Announcement |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.2 History of Cryptography |
5.2 History of Cryptography |
Standard |
1.12 Hacking Ethics |
1.12 Hacking Ethics |
1.13 Project: Public Service Announcement |
1.13 Project: Public Service Announcement |
Standard |
2.7 Hacking Ethics |
2.7 Hacking Ethics |
3.1 Project: Public Service Announcement |
3.1 Project: Public Service Announcement |
4.1 Cryptography, Cryptology, Cryptanalysis |
4.1 Cryptography, Cryptology, Cryptanalysis |
4.2 History of Cryptography |
4.2 History of Cryptography |
5.3 Advanced Cryptography |
5.3 Advanced Cryptography |
5.4 Hash Functions |
5.4 Hash Functions |
7.6 Application Security |
7.6 Application Security |
7.7 Browser Configuration |
7.8 System Administration |
8.1 Network Attacks |
8.2 Malware Types and Prevention |
17.9 Common Security Problems |
17.9 Common Security Problems |
17.9 Common Security Problems |
17.9 Common Security Problems |
17.10 SQL Injection Overview |
17.10 SQL Injection Overview |
17.10 SQL Injection Overview |
17.10 SQL Injection Overview |
17.11 Types of SQLi and Prevention |
17.11 Types of SQLi and Prevention |
17.11 Types of SQLi and Prevention |
17.11 Types of SQLi and Prevention |
13.2 Assessing Risks |
17.2 Developer Tools |
9.1 Project: Security Assessment Report |
17.1 Inside Web Apps |
17.2 Developer Tools |
9.1 Project: Security Assessment Report |
17.1 Inside Web Apps |
Standard |
2.5 Cybersecurity |
Standard |
2.5 Cybersecurity |
Standard |
7.9 Cybersecurity |
9.4 System Administration |
Standard |
1.5 Project: Public Service Announcement |
1.5 Project: Public Service Announcement |
2.4 Hacking Ethics |
2.4 Hacking Ethics |
Standard |
10.7 Project: Public Service Announcement |
Standard |
4.7 Project: Public Service Announcement |
21.3 Project: Public Service Announcement |
Standard |
12.1 Project: Public Service Announcement |
12.1 Project: Public Service Announcement |
Standard |
2.7 Hacking Ethics |
3.1 Project: Public Service Announcement |
4.1 Cryptography, Cryptology, Cryptanalysis |
4.2 History of Cryptography |
4.6 Hash Functions |
5.1 Project: Classic Cipher Newscast |
6.6 Application Security |
6.7 Browser Configuration |
6.8 System Administration |
7.4 Common Security Problems |
7.5 SQL Injection Overview |
7.6 Types of SQLi and Prevention |
13.1 Network Attacks |
13.2 Malware Types and Prevention |
13.4 Additional Attacks |
13.5 Cross-site Scripting |
15.2 Assessing Risks |
Standard |
1.8 Hacking Ethics |
1.8 Hacking Ethics |
Standard |
2.7 Hacking Ethics |
2.7 Hacking Ethics |
3.1 Project: Public Service Announcement |
3.1 Project: Public Service Announcement |
4.6 Application Security |
4.6 Application Security |
4.7 Browser Configuration |
4.8 System Administration |
5.2 Inside Web Apps |
5.2 Inside Web Apps |
5.3 Developer Tools |
5.3 Developer Tools |
5.10 Common Security Problems |
5.10 Common Security Problems |
5.11 SQL Injection Overview |
5.11 SQL Injection Overview |
5.12 Types of SQLi and Prevention |
5.12 Types of SQLi and Prevention |
8.1 Cryptography, Cryptology, Cryptanalysis |
8.1 Cryptography, Cryptology, Cryptanalysis |
8.2 History of Cryptography |
8.2 History of Cryptography |
13.2 Assessing Risks |
6.1 Project: Security Assessment Report |
6.1 Project: Security Assessment Report |
Standard |
1.11 Hacking Ethics |
1.11 Hacking Ethics |
1.12 Project: Public Service Announcement |
1.12 Project: Public Service Announcement |
Standard |
4.5 Project: Public Service Announcement |
4.5 Project: Public Service Announcement |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.2 History of Cryptography |
5.2 History of Cryptography |
Standard |
5.6 Cybersecurity |
6.8 Browser Configuration |
Standard |
5.6 Cybersecurity |
7.8 Browser Configuration |
Standard |
1.5 Cybersecurity |
Standard |
1.5 Cybersecurity |
Standard |
1.6 Application Security |
1.6 Application Security |
1.7 Browser Configuration |
1.8 System Administration |
Standard |
10.9 Cybersecurity |
Standard |
2.7 Hacking Ethics |
2.7 Hacking Ethics |
3.1 Project: Public Service Announcement |
3.1 Project: Public Service Announcement |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.1 Cryptography, Cryptology, Cryptanalysis |
5.2 History of Cryptography |
5.2 History of Cryptography |
6.1 Project: Classic Cipher Newscast |
6.1 Project: Classic Cipher Newscast |
7.6 Application Security |
7.6 Application Security |
7.7 Browser Configuration |
7.8 System Administration |
8.1 Inside Web Apps |
8.1 Inside Web Apps |
8.2 Developer Tools |
8.2 Developer Tools |
8.9 Common Security Problems |
8.9 Common Security Problems |
8.10 SQL Injection Overview |
8.10 SQL Injection Overview |
8.11 Types of SQLi and Prevention |
8.11 Types of SQLi and Prevention |
14.1 Project: Security Assessment Report |
14.1 Project: Security Assessment Report |
- What is CodeHS?
- Curriculum
- Platform
- Assignments
- Classroom Management
- Grading
- Gradebook
- Progress Tracking
- Lesson Plans
- Offline Handouts
- Problem Guides
- Practice
- Create
- Problem Bank
- Playlist Bank
- Quiz Scores
- Rostering
- Integrations
- Professional Development
- Stories
- Standards
- States
- Alabama
- Alaska
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- D.C.
- Delaware
- Florida
- Georgia
- Hawaii
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- Nevada
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Ohio
- Oklahoma
- Oregon
- Pennsylvania
- Rhode Island
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming
- State Standards
- Plans
- Resources
- Districts
- Share
- Contact Us
- Company
![](https://static1.codehs.com/img/logo_name.png)