2FA may not protect you?
Don't forget that they will want to know your telephone number and will probably be able to read the messages sent to it even if you left it at home and so can access any 2FA code to get access to the sites that they want?
Same with emails.
The securefobs will need a bit more work - like an arrangement with the manufacturers to have a method of reproducing the required code by detailing the serial number of the keyfob? If you leave that at home then you might be slightly better off.
When we move to iris scans, we will probably have to send them an eyeball!