2fa
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Its a two factors authetication machanism to verify the user identity. Two factors involed are something you have (e.g. a physical bank card) and something you know (e.g. you password).
Multi-factor authentication (also Two-factor authentication, TFA, T-FA or 2FA) is an approach to authentication which requires the presentation of two or more of the three authentication factors: a knowledge factor.
requured
Read page 52 of this PDF document:http://www.google.com/url?sa=t&source=web&ct=res&cd=1&ved=0CAwQFjAA&url=http%3A%2F%2Fec1.images-amazon.com%2Fmedia%2Fi3d%2F01%2FA%2Fman-migrate%2FMANUAL000029660.pdf&ei=CgknS7m0LNGEnQfJsJCcDQ&usg=AFQjCNG6DLZctXYF45mP3BJC55qQtf-Rhw&sig2=cQ2R7XayA07FAKuKMwf8Rg
Use a strong, unique passcode, enable two-factor authentication (2FA), avoid public Wi-Fi or use a VPN, don’t click on suspicious links, and make sure your email provider supports encryption. Also, keep your device and apps updated!
They got their education by secretly learning it if their master didn't allowed because it was illegal. Sometimes, their masters tought the slave even though it was against the law. By secretly learning it, they could learn it off another slave or steal a book and educate themselves.
Work , Work , Work , Work , Work , Work ! They do what You lazy Americans don't . Mexicans work hard . They do it all !
A calendar at your work, for your work, that has your work schedule on it, etc.
The verb in "you work late" is "work."
Yes it can work Yes it can work Yes it can work Yes it can work