You can implement the following measures to ensure the privacy and security of the social media app: Implement secure authentication tools such as secure token-based and encrypted systems that protect the login confidentiality of users. Consider encryption techniques to secure confidential data both during transit and storage. Use strict access controls and permission to ensure only authorized users can access and converse the data. Continuously update and patch the app to assess the security vulnerabilities. Comply with the security data protection laws such as GDPR and communicate your privacy practices to users. Conduct regular security audits and testing to create better-quality social media app-like threads.