public class Person
 {
     public int Id { get; set; }
     [Encrypted]
     public string Name { get; set; }
 }

public class EncryptedAttribute: Attribute { }

string searchTerm = "Sean";
// I want to search like this
var results = ctx.Persons.where(p => p.Name == searchTerm).ToList();
//and not like this
// var results = ctx.Persons.where(p => p.Name == EncryptMethod(searchTerm)).ToList();