4 ms·I can even do it on my calculator It’s also built into some password managersby circuit10 3y agoI can even do it on my calculator It’s also built into some password managersejb999 3y agowhat kind of calculators support 2FA?circuit10 3y agoAny programmable ones with an RTC can be programmed to Mine is a Casio CG50 and this tool can do it: https://github.com/gbl08ma/utilities https://github.com/gbl08ma/utilities