(2) WISeKey Launches Digital Vaccination Certificates Platform VaccineTrusts.com, to be Used as a Proof of Evidence for Those Who Have Received Coronavirus Vaccine ZUG, Switzerland - March 15, 2021 - WISeKey International Holding ("WISeKey", SIX: WIHN, NASDAQ: WKEY), a leading cybersecurity IoT company, today announced that it has released the VaccineTrusts platform based on its PKI Digital Certification technology. The VaccineTrusts integrates Digital Vaccination Certificates (DVC) issued by different third trusted parties and is to be used as a proof of evidence for those who have received the coronavirus vaccines. WISeKey will be announcing in the near future countries joining its VaccineTrusts platform. Vaccine passports, also known as vaccine certificates, have been recently and important vaccine verification solution as countries worldwide roll out their mass vaccination programs. The International Air Transport Association (IATA) has called for a "global standard to securely record digital proof of vaccination."