What is the difference between RA(Registration Authority) and CA(Certifying Authority)? RA interacts with the subscribers for providing CA services. The RA is subsumed in the CA, which takes total responsibility for all actions of the RA.
Sincere & Good Friend Qualities: In the first place, a good friend always help his friend at critical moments of his life. It is a famous proverb that friend in need is a friend indeed. He must always be at the beck and call of his friend. He should never be a selfish man.
Some common signs of a good friend include. Be willing to make a tough call. If you think the safety of your friend is at risk, you might need to act without their consent and get help (see the sidebar for where you can seek help).