Classmates Database Development

I need a secure and organized database to store information about my classmates. The database should include:

Contact Details:
- Phone Numbers
- Email Addresses
- Home Addresses

Additional Information:
- Birthdays
- Social Media Profiles
- Emergency Contact Details

Ideal Skills and Experience:
- Experience in database design and development
- Familiarity with data security and privacy measures
- Ability to create user-friendly interfaces for data entry and retrieval

Please ensure that the database is easy to use and accessible, while maintaining the confidentiality of the information stored.