Ostiaries Achieves Global Milestone with Over 600 Million Users and Reach in 150 Countries for Call Authentication Service Ostiaries' call authentication service now spans 150 countries, reaching a remarkable 600 million members, vital in enhancing online security.

Ostiaries Achieves Global Milestone with Over 600 Million Users and Reach in 150 Countries for Call Authentication Service #Japan #Cybersecurity #Tokyo #Call_Authentication #Ostiaries