Malicious site protection App settings

[alessandroboron]

Task/Issue URL: https://app.asana.com/0/72649045549333/1207944134334660/f
Tech Design URL: https://app.asana.com/0/72649045549333/1207273224076495/f
CC: @not-a-rootkit

Description:

Adds the Malicious Site Protection Settings in the General App Settings.

Steps to test this PR:

Prerequisites: Ensure that MaliciousSiteProtectionFeatureFlags.swift -> isMaliciousSiteProtectionEnabled and shouldDetectMaliciousThreat(forDomain domain: String?) return true.

Scenario 1 - Malicious Site Protection section should not show in settings

1. Ensure that MaliciousSiteProtectionFeatureFlags.swift -> isMaliciousSiteProtectionEnabled returns false
2. Open App Settings.
3. Tap on “General”.
4. Malicious Site Protection section should not be visible in the App settings.

Scenario 2 - Malicious Site Protection section shows in settings

1. Ensure that MaliciousSiteProtectionFeatureFlags.swift -> isMaliciousSiteProtectionEnabled returns true
2. Open App Settings.
3. Tap on “General”.
4. Malicious Site Protection section should be visible in the App settings.

Scenario 3 - Disabling Malicious Site Protection does not show special error pages

1. Ensure that MaliciousSiteProtectionFeatureFlags.swift -> isMaliciousSiteProtectionEnabled and shouldDetectMaliciousThreat(forDomain domain: String?) return true.
2. Open App Settings.
3. Tap on “General”.
4. Disable Malicious Site Protection.
5. Navigate to http://privacy-test-pages.site/security/badware/phishing.html.
6. Ensure that the special error page is not shown.

Scenario 4 - Enabling Malicious Site Protection shows special error pages

1. Ensure that MaliciousSiteProtectionFeatureFlags.swift -> isMaliciousSiteProtectionEnabled and shouldDetectMaliciousThreat(forDomain domain: String?) return true.
2. Open App Settings.
3. Tap on “General”.
4. Enable Malicious Site Protection.
5. Navigate to http://privacy-test-pages.site/security/badware/phishing.html.
6. Ensure that the special error page is shown.

Scenario 5 - Malicious Site Protection preference is remembered across app launches

1. Open App Settings.
2. Tap on “General”.
3. Change the value of the Malicious Site Protection toggle.
4. Restart the App.
5. Ensure that the new value is persisted across app launches

Scenario 6 - Malicious Site Protection Learn More opens a tab

1. Open App Settings.
2. Tap on “General”.
3. Tap the Malicious Site Protection “Learn More” Button.
4. Ensure that the App opens a new tab and load the DDG learn more website.

Scenario 7 - Disabling Malicious Site Protection shows a warning message to the user

1. Open App Settings.
2. Tap on “General”.
3. Disable Malicious Site Protection.
4. Ensure that a warning message (in red) is shown to the user.
5. Enable Malicious site Protection.
6. Ensure that the warning message disappears.

Definition of Done (Internal Only):

• Does this PR satisfy our Definition of Done?

Copy Testing:

• Use of correct apostrophes in new copy, ie ’ rather than '

Orientation Testing:

• Portrait
• Landscape

Device Testing:

• iPhone SE (1st Gen)
• iPhone 8
• iPhone X
• iPhone 14 Pro
• iPad

OS Testing:

• iOS 15
• iOS 16
• iOS 17

Theme Testing:

• Light theme
• Dark theme

---

Internal references:

Software Engineering Expectations
Technical Design Template

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