diff --git a/SwiftUIBasics.xcodeproj/project.xcworkspace/xcuserdata/diplomado.xcuserdatad/UserInterfaceState.xcuserstate b/SwiftUIBasics.xcodeproj/project.xcworkspace/xcuserdata/diplomado.xcuserdatad/UserInterfaceState.xcuserstate
new file mode 100644
index 0000000..f53fbab
Binary files /dev/null and b/SwiftUIBasics.xcodeproj/project.xcworkspace/xcuserdata/diplomado.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/SwiftUIBasics/Views/Components/FormTextField.swift b/SwiftUIBasics/Views/Components/FormTextField.swift
index cdd161c..ed9b007 100644
--- a/SwiftUIBasics/Views/Components/FormTextField.swift
+++ b/SwiftUIBasics/Views/Components/FormTextField.swift
@@ -5,12 +5,14 @@
 //  Created by Diplomado on 09/12/23.
 //
 
+
 import SwiftUI
 
 struct FormTextField: View {
     var name = ""
     @Binding var value: String
     var isSecure = false
+    var fieldType: UIKeyboardType = .default
 
     var body: some View {
         VStack {
@@ -20,6 +22,7 @@ struct FormTextField: View {
                     .padding(.horizontal)
             } else {
                 TextField(name, text: $value)
+                    .keyboardType(fieldType)
                     .font(.system(size: 20, weight: .semibold, design: .rounded))
                     .padding(.horizontal)
             }
@@ -33,7 +36,7 @@ struct FormTextField: View {
 
 #Preview {
     VStack(spacing: 20) {
-        FormTextField(name: "Email", value: .constant(""), isSecure: false)
+        FormTextField(name: "Email", value: .constant(""), isSecure: false, fieldType: .emailAddress)
         FormTextField(name: "Password", value: .constant(""), isSecure: true)
     }
 }
diff --git a/SwiftUIBasics/Views/SignUpView.swift b/SwiftUIBasics/Views/SignUpView.swift
index 6cef5d9..5aeecbb 100644
--- a/SwiftUIBasics/Views/SignUpView.swift
+++ b/SwiftUIBasics/Views/SignUpView.swift
@@ -2,34 +2,41 @@
 //  SignUpView.swift
 //  SwiftUIBasics
 //
-//  Created by Diplomado on 09/12/23.
+//  Created by Tere Durán on 09/12/23.
 //
 
 import SwiftUI
 import Combine
 
 class SignUpViewModel: ObservableObject {
-    // inputs
-    @Published var username: String = ""
+    // Inputs
+    @Published var email: String = ""
     @Published var password: String = ""
     @Published var passwordConfirm: String = ""
-
-    // outputs
-    @Published var isValidUsernameLength: Bool = false
+    
+    // Outputs
+    @Published var isValidEmail: Bool = false
+    @Published var isValidPassword: Bool = false
     @Published var isValidPasswordLength: Bool = false
     @Published var isValidPasswordUpperCase: Bool = false
+    @Published var isValidPasswordLowerCase: Bool = false
+    @Published var isValidPasswordCase: Bool = false
+    @Published var passwordContainsSymbol: Bool = false
+    @Published var passwordContainsNumber: Bool = false
     @Published var isValidPasswordMatch: Bool = false
     @Published var isValid: Bool = false
 
     private var cancelableSet: Set<AnyCancellable> = []
 
     init() {
-        $username
+        $email
             .receive(on: RunLoop.main)
-            .map { username in
-                return username.count >= 4
+            .map { email in
+                let pattern = "[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,64}"
+                let emailFormat = NSPredicate(format:"SELF MATCHES %@", pattern)
+                return emailFormat.evaluate(with: email)
             }
-            .assign(to: \.isValidUsernameLength, on: self)
+            .assign(to: \.isValidEmail, on: self)
             .store(in: &cancelableSet)
 
         $password
@@ -52,6 +59,46 @@ class SignUpViewModel: ObservableObject {
             }
             .assign(to: \.isValidPasswordUpperCase, on: self)
             .store(in: &cancelableSet)
+        
+        $password
+            .receive(on: RunLoop.main)
+            .map { password in
+                let pattern = "[a-z]"
+                if let _ = password.range(of: pattern, options: .regularExpression) {
+                    return true
+                } else {
+                    return false
+                }
+            }
+            .assign(to: \.isValidPasswordLowerCase, on: self)
+            .store(in: &cancelableSet)
+        
+        $password
+            .receive(on: RunLoop.main)
+            .map { password in
+                let pattern = /\W+/
+                let symbols = Regex(pattern)
+                if password.contains(symbols) {
+                    return true
+                } else {
+                    return false
+                }
+            }
+            .assign(to: \.passwordContainsSymbol, on: self)
+            .store(in: &cancelableSet)
+        
+        $password
+            .receive(on: RunLoop.main)
+            .map { password in
+                let pattern = "[0-9]"
+                if let _ = password.range(of: pattern, options: .regularExpression) {
+                    return true
+                } else {
+                    return false
+                }
+            }
+            .assign(to: \.passwordContainsNumber, on: self)
+            .store(in: &cancelableSet)
 
         Publishers.CombineLatest($password, $passwordConfirm)
             .receive(on: RunLoop.main)
@@ -60,8 +107,16 @@ class SignUpViewModel: ObservableObject {
             }
             .assign(to: \.isValidPasswordMatch, on: self)
             .store(in: &cancelableSet)
+        
+        Publishers.CombineLatest4($isValidPasswordUpperCase, $isValidPasswordLowerCase, $passwordContainsSymbol, $passwordContainsNumber)
+            .receive(on: RunLoop.main)
+            .map { (uppercase, lowercase, symbol, number) in
+                return uppercase && lowercase && symbol && number
+            }
+            .assign(to: \.isValidPasswordCase, on: self)
+            .store(in: &cancelableSet)
 
-        Publishers.CombineLatest4($isValidUsernameLength, $isValidPasswordLength, $isValidPasswordUpperCase, $isValidPasswordMatch)
+        Publishers.CombineLatest4($isValidEmail, $isValidPasswordLength, $isValidPasswordCase, $isValidPasswordMatch)
             .map { (a, b, c, d) in
                 return a && b && c && d
             }
@@ -80,13 +135,16 @@ struct SignUpView: View {
                 .bold()
                 .foregroundStyle(.maryBlue)
                 .padding(.bottom, 30)
-            FormTextField(name: "Username", value: $vm.username)
-            RequirementText(text: "A minimum of 4 characters", isValid: vm.isValidUsernameLength)
+            FormTextField(name: "Email", value: $vm.email, fieldType: .emailAddress)
+            RequirementText(text: "A valid email format", isValid: vm.isValidEmail)
                 .padding()
             FormTextField(name: "Password", value: $vm.password, isSecure: true)
             VStack {
                 RequirementText(text: "A minimum of 8 characters", isValid: vm.isValidPasswordLength)
-                RequirementText(text: "One uppercase letter", isValid: vm.isValidPasswordUpperCase)
+                RequirementText(text: "At least one uppercase letter", isValid: vm.isValidPasswordUpperCase)
+                RequirementText(text: "At lest one lowercase letter", isValid: vm.isValidPasswordLowerCase)
+                RequirementText(text: "At least one symbol", isValid: vm.passwordContainsSymbol)
+                RequirementText(text: "At least one digit", isValid: vm.passwordContainsNumber)
             }
             .padding()
             FormTextField(name: "Confirm Password", value: $vm.passwordConfirm, isSecure: true)
@@ -95,7 +153,6 @@ struct SignUpView: View {
                 .padding(.bottom, 50)
             Button(action: {
                 print("Doing")
-                // Proceed to the next screen
             }) {
                 Text("Sign Up")
                     .font(.system(.body, design: .rounded))
@@ -104,7 +161,6 @@ struct SignUpView: View {
                     .padding()
                     .frame(minWidth: 0, maxWidth: .infinity)
                     .background(vm.isValid ? .maryBlue :.turquoise)
-                    // .background(LinearGradient(gradient: Gradient(colors: [.turquoise, .maryBlue]), startPoint: .leading, endPoint: .trailing))
                     .cornerRadius(10)
                     .padding(.horizontal)
             }
@@ -115,7 +171,6 @@ struct SignUpView: View {
                     .font(.system(.body, design: .rounded))
                     .bold()
                 Button(action: {
-                    // Proceed to Sign in screen
                 }) {
                     Text("Sign in")
                         .font(.system(.body, design: .rounded))
@@ -132,3 +187,5 @@ struct SignUpView: View {
 #Preview {
     SignUpView()
 }
+
+