How to generate OTP (One time password) in java

OTP is one time password which is being used to verify and identify user in different different web application. OTP is generally combination of letters of particular length and is being used for security purpose from online banking to any other transactional application. In this video we see how to create this using Random class. This explains basically how it being generated.

[cntechnologies]

Without logic it's just like a normal generator

[cartoonworld]

I have a doubt is there any possible way to contact you?

[guitarjyoti]

How can I use this for a given mobile number on a login form? Can you kindly elaborate Sir?

[davidgoc]

Hi. Thanks for sharing your job but this OTP generator is not based in a event or time algorithm. Can you explain an example with an algorithm? Thanks again. A hug.

[ahmedahmed]

How can an authenticator verify that this is the correct otp?

[nikhileshgoud]

how can i connect it to the phone., to send the otp to consider phone number..

[shubhamarora]

sir please make a video on how to send otp on mobile using web services please make a video

[WailAlhiagem-training]

hello. thanks for this great video. can I get  your email please