Foster care system. The United States foster care system enables adults to care for minor children who are not able to live with their biological parents. In fiscal year 2000, 150,703 foster children were adopted in the United States, many by their foster parents or relatives of their biological parents. The enactment of the Adoption and Safe Families Act in 1997 has approximately doubled the number of children adopted from foster care in the United States.
BlueTalon. Hashing is the transformation of a string of character s into a usually shorter fixed-length value or key that represents the original string. Hashing is used to index and retrieve items in a database because it is faster to find the item using the shorter hashed key than to find it using the original value.It is also used in many encryption algorithms.ashing is used to index and retrieve items in a database because it is faster to find the item using the shorter hashed key than to find it using the original value. It is also used in many encryption algorithms.
Hashing passwords is a way of taking a variable-length password and creating a cryptic, fixed-length password from it. You do this by generating and using a salt value . A salt value is a random value that you use to generate the hashed password. This topic shows how to generate salt values and hash passwords. These functions are referenced in the topic How to Validate Passwords .