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.
1 When you fall on hard times, a good friend is loyal to you. As the saying goes You know who your true friends are in hard times.  A good friend is sensitive to your needs and can be sensitive when the situation requires it.
2. Understand that good friend relationships are essential. A friend that you have a good relationship with is someone who is always there for you no matter what. A friend is someone who you can trust to tell anything to.