1. IBM is making changes to security requirements for its mobile apps like IBM Verse and IBM Traveler apps, requiring HTTPS/TLS connections and valid certificates by March. 2. These changes are being made to protect against cyber attacks and data vulnerabilities over unencrypted connections, in line with requirements from mobile OS vendors. 3. Administrators need to ensure their environments meet the new requirements like having valid SHA-2 certificates on servers, migrating devices configured over HTTP, and negotiating TLS 1.2.