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"When the African Robotics Network announced their $10 robot design challenge this summer, co-founder Ken Goldberg was careful not to share too many expectations, lest he influence contestants' designs. But he never imagined one of the winning entries would prominently feature a pair of Spanish lollipops."

Protecting a document containing sensitive information is very important. Thus, protecting it with password is a better option. This tutorial contains steps for protecting your PDF document with password before sending it to receiver.

Forgot the password of your Windows PC administrator level account? This hampers your work a lot. This tutorial can give access to it.