Reference:
https://docs.microsoft.com/en-us/azure/active-directory/users-groups-roles/groups-dynamic-membership#supported-values

Explanation
According to the article "Campaigns in Microsoft Defender for Office 365 Plan" 1, campaigns in the Microsoft 365 Defender portal identifies and categorizes coordinated email attacks, including phishing and malware 1. The article "Track and respond to emerging threats with campaigns in Microsoft Defender for Office 365" 2 also confirms that campaigns allow you to investigate a coordinated email attack against your organization that involves phishing and malware 2. The article "Microsoft Defender for Office 365 service description" 3 lists the features of Defender for Office 365 Plan 2, which include anti-phishing and anti-malware protection 3. Password attacks are not mentioned as a type of threat that will appear in the Campaigns view.

See explanation below.
Explanation
1. In the admin center, select theCompliance
2. SelectClassification>Sensitivity labels
3. SelectCreate a label, and when the warning appears, select
4. Enter aLabel name,Tooltip, and
5. Turn onEncryption. Choose when you want toassign permissions, whether you want your users' access to the content to expire, and whether you want to allow offline access.
6. SelectAssign permissions>Add these email addresses or domains
7. Enter an email address or domain name (such as Contoso.org). Select , and repeat for each email address or domain you want to add.
8. SelectChoose permissions from preset or custom
9. Use the drop-down list to select preset permissions, such as Viewer, or selectCustom permissions. If you choseCustom, select the permissions from the list. SelectSave>Save>Next.
10. Turn onContent marking, and choose the markings you want to use.
11. For each marking that you choose, selectCustomize text. Enter the text you want to appear on the document, and set the font and layout options. SelectSave, and then repeat for any additional markings.
SelectNext.
12. Optionally, turn onEndpoint data loss prevention. SelectNext.
13. Optionally, turn onAuto labeling. Add a condition. For example, underDetectcontent that contains, selectAdd a condition. Enter the condition; for example, add a condition that if passport, Social Security, or other sensitive information is detected, the label will be added. SelectNext.
14. Review your settings, and selectCreate. Your label has been created. Repeat this process for any additional labels you want.
15. By default, labels appear in Office apps in this order:Confidential,Internal, andPublic. To change the order, for each label, selectMore actions(the ellipsis), and then move the label up or down. Typically, permissions are listed from the lowest to highest level of permissions.
16. To add a sub-label to a label, selectMore actions, thenAdd sub level.
17. When finished, choosePublish labels>Choose labels to publish>Add. Select the labels you want to publish, and then selectAdd>Done>Next.
18. By default, the new label policy is applied to everyone. If you want to limit who the policy is applied to, selectChoose users or groups>Add. Select who you want the policy to apply to, and then selectAdd>Done> Next.
19. If you want a default label for documents and email, select the label you want from the drop-down list.
Review the remaining settings, adjust as needed, and then select
20. Enter aNameandDescription
21. Review your settings, then select
Reference:
https://support.office.com/en-us/article/create-and-manage-sensitivity-labels-2fb96b54-7dd2-4f0c-ac8d-170790
https://docs.microsoft.com/en-us/microsoft-365/compliance/sensitivity-labels?view=o365-worldwide

Explanation