LISTING PROGRAM CAESAR_CHIPER
coding :
Public Class Caesar_chiper
Private Sub Caesar_chiper_Load(ByVal sender As System.Object, ByVale As System.EventArgs) Handles MyBase.Load
Plainteks.Text = ""
Chiperteks.Text = ""
End Sub
Private Sub btnenkripsi_Click(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles btnenkripsi.Click
Dim jumlah As Double = Len(Plainteks.Text)
Dim x As String
Dim xkalimat As String = ""
Dim bil As Integer
For i = 1 To jumlah
x = Mid(Plainteks.Text, i, 1)
bil = Asc(x) + 3
x = Chr(bil)
xkalimat = xkalimat + x
Next i
Chiperteks.Text = xkalimat
End Sub
Private Sub btnkeluar_Click(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles btnkeluar.Click
End
End Sub
Private Sub Btnhapus_Click(ByVal sender As System.Object, ByVal e AsSystem.EventArgs) Handles Btnhapus.Click
Chiperteks.Text = ""
Plainteks.Text = ""
End Sub
Private Sub Btnkembali_Click(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles Btnkembali.Click
Me.Hide()
Formkriptografi.Show()
End Sub
End Class
LISTING PROGRAM GRONSFELD_CHIPER
coding :
Public Class Gronsfeld
Private Sub btnkembali_Click(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles btnkembali.Click
Me.Hide()
Formkriptografi.Show()
End Sub
Private Sub Btnkeluar_Click(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles Btnkeluar.Click
End
End Sub
Private Sub Gronsfeld_Load(ByVal sender As System.Object, ByVal e AsSystem.EventArgs) Handles MyBase.Load
Plainteks.Text = ""
Chiperteks.Text = ""
End Sub
Private Sub Btnenkripsi_Click(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles Btnenkripsi.Click
Dim J As Integer
Dim Jum As Integer
Dim sKey As String
Dim nKata As Integer
Dim nKunci As String
Dim sKata As String
Dim sPlain As String = ""
Dim nEnc As Integer
J = 0
sKata = Plainteks.Text
Jum = Len(sKata)
sKey = Kunci.Text
For i = 1 To Jum
If J = Len(sKey) Then
J = 1
Else
J = J + 1
End If
nKata = Asc(Mid(sKata, i, 1)) - 65
nKunci = Asc(Mid(sKey, J, 1)) - 65
nEnc = ((nKata + nKunci) Mod 26)
sPlain = sPlain & Chr((nEnc))
Next i
Chiperteks.Text = sPlain
End Sub
Private Sub Btnhapus_Click(ByVal sender As System.Object, ByVal e AsSystem.EventArgs) Handles Btnhapus.Click
Plainteks.Text = ""
Chiperteks.Text = ""
Kunci.Text = ""
End Sub
Private Sub Plainteks_KeyPress(ByVal sender As Object, ByVal e AsSystem.Windows.Forms.KeyPressEventArgs) Handles Plainteks.KeyPress
e.KeyChar = UCase(e.KeyChar)
Dim tombol As Integer = Asc(e.KeyChar)
If Not (((tombol >= 65) And (tombol <= 90)) Or (tombol = 8))Then
e.Handled = True
End If
End Sub
Private Sub Plainteks_TextChanged(ByVal sender As System.Object,ByVal e As System.EventArgs) Handles Plainteks.TextChanged
End Sub
Private Sub Kunci_KeyPress(ByVal sender As Object, ByVal e AsSystem.Windows.Forms.KeyPressEventArgs) Handles Kunci.KeyPress
e.KeyChar = UCase(e.KeyChar)
Dim tombol As Integer = Asc(e.KeyChar)
If Not (((tombol >= 65) And (tombol <= 90)) Or (tombol = 8))Then
e.Handled = True
End If
End Sub
Private Sub Kunci_TextChanged(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles Kunci.TextChanged
End Sub
End Class
LISTING PROGRAM VERNAM_CHIPER
coding :
Public Class Vernam_chiper
Private Sub btnkembali_Click(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles btnkembali.Click
Me.Hide()
Formkriptografi.Show()
End Sub
Private Sub btnkeluar_Click(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles btnkeluar.Click
End
End Sub
Private Sub btnhapus_Click(ByVal sender As System.Object, ByVal e AsSystem.EventArgs) Handles btnhapus.Click
Plainteks.Text = ""
kunci.Text = ""
Chiperteks.Text = ""
End Sub
Private Sub Vernam_chiper_Load(ByVal sender As System.Object, ByVale As System.EventArgs) Handles MyBase.Load
Plainteks.Text = ""
Chiperteks.Text = ""
kunci.Text = ""
End Sub
Private Sub btnenkripsi_Click(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles btnenkripsi.Click
Dim J As Integer
Dim Jum As Integer
Dim sKey As String
Dim nKata As Integer
Dim nKunci As Integer
Dim sKata As String
Dim sPlain As String = ""
Dim nEnc As Integer
J = 0
sKata = Plainteks.Text
Jum = Len(sKata)
sKey = kunci.Text
For i = 1 To Jum
If J = Len(sKey) Then
J = 1
Else
J = J + 1
End If
nKata = Asc(Mid(sKata, i, 1)) - 65
nKunci = Asc(Mid(sKey, J, 1)) - 65
nEnc = ((nKata + nKunci) Mod 26)
sPlain = sPlain & Chr((nEnc) + 65)
Next i
Chiperteks.Text = sPlain
End Sub
Private Sub Plainteks_KeyPress(ByVal sender As Object, ByVal e AsSystem.Windows.Forms.KeyPressEventArgs) Handles Plainteks.KeyPress
e.KeyChar = UCase(e.KeyChar)
Dim tombol As Integer = Asc(e.KeyChar)
If Not (((tombol >= 65) And (tombol <= 90)) Or (tombol = 8))Then
e.Handled = True
End If
End Sub
Private Sub Plainteks_TextChanged(ByVal sender As System.Object,ByVal e As System.EventArgs) Handles Plainteks.TextChanged
End Sub
Private Sub kunci_KeyPress(ByVal sender As Object, ByVal e AsSystem.Windows.Forms.KeyPressEventArgs) Handles kunci.KeyPress
e.KeyChar = UCase(e.KeyChar)
Dim tombol As Integer = Asc(e.KeyChar)
If Not (((tombol >= 65) And (tombol <= 90)) Or (tombol = 8))Then
e.Handled = True
End If
End Sub
Private Sub kunci_TextChanged(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles kunci.TextChanged
End Sub
End Class
LISTING PROGRAM VIGENERE_CHIPER
coding :
Public Class Vigenere_chiper
Private Sub Btnhapus_Click(ByVal sender As System.Object, ByVal e AsSystem.EventArgs) Handles Btnhapus.Click
Plainteks.Text = ""
Chiperteks.Text = ""
kunci.Text = ""
End Sub
Private Sub Btnkeluar_Click(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles Btnkeluar.Click
End
End Sub
Private Sub Btnkembali_Click(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles Btnkembali.Click
Me.Hide()
Formkriptografi.Show()
End Sub
Private Sub Vigenere_chiper_Load(ByVal sender As System.Object,ByVal e As System.EventArgs) Handles MyBase.Load
Plainteks.Text = ""
Chiperteks.Text = ""
End Sub
Private Sub Btnenkripsi_Click(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles Btnenkripsi.Click
Dim J As Integer
Dim Jum As Integer
Dim sKey As String
Dim nKata As Integer
Dim nKunci As Integer
Dim sKata As String
Dim sPlain As String = ""
Dim nEnc As Integer
J = 0
sKata = Plainteks.Text
Jum = Len(sKata)
sKey = kunci.Text
For i = 1 To Jum
If J = Len(sKey) Then
J = 1
Else
J = J + 1
End If
nKata = Asc(Mid(sKata, i, 1)) + 0
nKunci = Asc(Mid(sKey, J, 1)) + 0
nEnc = ((nKata + nKunci) Mod 256)
sPlain = sPlain & Chr((nEnc))
Next i
Chiperteks.Text = sPlain
End Sub
Private Sub Plainteks_KeyPress(ByVal sender As Object, ByVal e AsSystem.Windows.Forms.KeyPressEventArgs) Handles Plainteks.KeyPress
e.KeyChar = UCase(e.KeyChar)
Dim tombol As Integer = Asc(e.KeyChar)
If Not (((tombol >= 65) And (tombol <= 90)) Or (tombol = 8))Then
e.Handled = True
End If
End Sub
Private Sub Plainteks_TextChanged(ByVal sender As System.Object,ByVal e As System.EventArgs) Handles Plainteks.TextChanged
End Sub
Private Sub kunci_KeyPress(ByVal sender As Object, ByVal e AsSystem.Windows.Forms.KeyPressEventArgs) Handles kunci.KeyPress
e.KeyChar = UCase(e.KeyChar)
Dim tombol As Integer = Asc(e.KeyChar)
If Not (((tombol >= 65) And (tombol <= 90)) Or (tombol = 8))Then
e.Handled = True
End If
End Sub
Private Sub kunci_TextChanged(ByVal sender As System.Object, ByVal eAs System.EventArgs) Handles kunci.TextChanged
End Sub
End Class
LISTING PROGRAM RC_4 CHIPER