The Iranian Navy says it is behind the seizure of an oil tanker in the Gulf of Oman in which armed masked men boarded a ship and changed the vessel's course towards an Iranian port. The incident comes at a time of heightened concern for ships travelling through the Gulf and the Red Sea, and Roger Hearing discusses what this means for how companies involved in international trade manage the risks, and security of doing business.

The US aviation regulator, the FAA, has announced it is launching a formal investigation into the Boeing 737 MAX 9 after a cabin panel blew off an Alaska Airlines flight while it was in mid-air last week. We look at what the investigation will cover/

And Joe Tidy, the BBC’s Cyber Security correspondent looks at the popularity of passkeys and why they’re becoming the preferred option for signing into websites over having to remember individual passwords.