José,

Since you've got FoxCrypto, try this:

SET LIBRARY TO FoxCrypto.fll ADDITIVE
?HexEncoder( MD5("SomeText"), .t. )

HTH

>ok, I get a string of 16 characters of lenght how can get the 16 pairs of hexadecimal numbers? example "16ABCEE8FDD2A79AEBFB5B59419DDB83"