Ejemplo n.º 1
0
    def decypher(self, ui):
        """Interactive version of decypher()."""
        txt = ""
        ui.message("===== Decypher Mode =====")

        while 1:
            txt = ui.text_input("Please choose some numbers text")

            # Get codec to use.
            options = [(octopus.DEFAULT, "$utf-8", ""),
                       (octopus.ASCII, "*ascii", ""),
                       (octopus.EBCDIC, "*ebcdic", ""),
                       (octopus.ASCII7, "ascii*7 (binary encode over 7 bits "
                                        "only)", ""),
                       (None, "or specify another *codec", "")]
            codec = ui.get_choice("Do you want to use", options,
                                  oneline=True)
            if codec is None:
                codec = ui.get_data("Type the codec you want to use "
                                    "(e.g. 'latin-9'): ")

            # Get base.
            options = [(2, "*binary", ""),
                       (8, "*octal", ""),
                       (10, "*decimal", ""),
                       (16, "he*xadecimal", ""),
                       (None, "or $auto-detect it", "")]
            base = ui.get_choice("Do you want to use", options,
                                 oneline=True)

            try:
                ui.text_output("Data successfully decypherd",
                               octopus.decypher(txt, codec, base),
                               "The hidden data is")
            except Exception as e:
                if utils.DEBUG:
                    import traceback
                    traceback.print_tb(sys.exc_info()[2])
                ui.message(str(e), level=ui.ERROR)

            options = [("redo", "*decypher another data", ""),
                       ("quit", "or go back to *menu", "")]
            answ = ui.get_choice("Do you want to", options, oneline=True)
            if answ == "quit":
                return
Ejemplo n.º 2
0
    def decypher(self, ui):
        """Interactive version of decypher()."""
        txt = ""
        ui.message("===== Decypher Mode =====")

        while 1:
            txt = ui.text_input("Please choose some numbers text")

            # Get codec to use.
            options = [(octopus.DEFAULT, "$utf-8", ""),
                       (octopus.ASCII, "*ascii", ""),
                       (octopus.EBCDIC, "*ebcdic", ""),
                       (octopus.ASCII7, "ascii*7 (binary encode over 7 bits "
                        "only)", ""), (None, "or specify another *codec", "")]
            codec = ui.get_choice("Do you want to use", options, oneline=True)
            if codec is None:
                codec = ui.get_data("Type the codec you want to use "
                                    "(e.g. 'latin-9'): ")

            # Get base.
            options = [(2, "*binary", ""), (8, "*octal", ""),
                       (10, "*decimal", ""), (16, "he*xadecimal", ""),
                       (None, "or $auto-detect it", "")]
            base = ui.get_choice("Do you want to use", options, oneline=True)

            try:
                ui.text_output("Data successfully decypherd",
                               octopus.decypher(txt, codec, base),
                               "The hidden data is")
            except Exception as e:
                if utils.DEBUG:
                    import traceback
                    traceback.print_tb(sys.exc_info()[2])
                ui.message(str(e), level=ui.ERROR)

            options = [("redo", "*decypher another data", ""),
                       ("quit", "or go back to *menu", "")]
            answ = ui.get_choice("Do you want to", options, oneline=True)
            if answ == "quit":
                return
Ejemplo n.º 3
0
    def demo(self, ui):
        ui.message("===== Demo Mode =====")
        ui.message("Running a small demo/testing!")

        ui.message("--- Encoding ---")
        text = "Hello World!"
        ui.message("Data to cypher: {}\n".format(text))
        ui.message("Octopus cyphered data (binary, octal, decimal and "
                   "hexadecimal utf-8):\n    {}"
                   "".format("\n    ".join(
                       octopus.cypher(text, bases=(2, 8, 10, 16)))))
        ui.message("")

        ui.message("--- Decoding ---")
        ui.message("+ In general, you can let Octopus find which base is "
                   "used.")
        htext = "127145154143157155145041040040040346254242040350277216041"
        ui.message("“Numbers” utf-8 text used as input: {}".format(htext))
        ui.message("The decypherd data is: {}"
                   "".format(octopus.decypher(htext, codec="utf-8")))
        ui.message("")

        htext = "110001011100001011000011110001001100100111000011"
        ui.message("“Numbers” ebcdic text used as input: {}".format(htext))
        ui.message("The decypherd data is: {}"
                   "".format(octopus.decypher(htext, codec="cp500")))
        ui.message("")

        ui.message("+ The input text to decypher may have space-separated "
                   "bytes:")
        htext = "1001111 1100011 1110100 1101111 1110000 1110101 1110011"
        ui.message("“Numbers” ascii-7 text used as input: {}".format(htext))
        ui.message("The decypherd data is: {}"
                   "".format(octopus.decypher(htext, codec="ascii7")))
        ui.message("")

        ui.message("--- Won’t work ---")
        ui.message("+ The input text to decypher must contain only valid "
                   "digits for the given base:")
        htext = "011001010111211101101100015000110110111101101101011a" \
                "001010010001"
        ui.message("“Numbers” text used as binary input: {}".format(htext))
        try:
            ui.message("The decypherd data is: {}"
                       "".format(octopus.decypher(htext, codec="ascii",
                                                  base=2)))
        except Exception as e:
            ui.message(str(e), level=ui.ERROR)
        ui.message("")

        ui.message("+ The input text to decypher must have an integer number "
                   "of “bytes” (once spaces have been striped):")
        htext = "01100101 0110111 0110110 0110011 0110111 0101101 0110011 " \
                "0000001"
        ui.message("“Numbers” text used as input: {}".format(htext))
        try:
            ui.message("The decypherd data is: {}"
                       "".format(octopus.decypher(htext, codec="ascii",
                                                  base=2)))
        except Exception as e:
            ui.message(str(e), level=ui.ERROR)
        ui.message("")

        ui.message("+ Auto-detection of the base might fail, especially with "
                   "short messages. In the example below (decimal EBCDIC), as "
                   "there are no '8' nor '9', the tool detect it as octal.")
        htext = "131136133131146064137163064150164163"
        ui.message("“Numbers” EBCDIC text used as input: {}".format(htext))
        ui.message("The auto-detected decypherd data is: {}"
                   "".format(octopus.decypher(htext, codec="cp500")))
        ui.message("The decimal decypherd data is: {}"
                   "".format(octopus.decypher(htext, codec="cp500", base=10)))
        ui.message("")

        ui.get_choice("", [("", "Go back to $menu", "")], oneline=True)
Ejemplo n.º 4
0
    def demo(self, ui):
        ui.message("===== Demo Mode =====")
        ui.message("Running a small demo/testing!")

        ui.message("--- Encoding ---")
        text = "Hello World!"
        ui.message("Data to cypher: {}\n".format(text))
        ui.message("Octopus cyphered data (binary, octal, decimal and "
                   "hexadecimal utf-8):\n    {}"
                   "".format("\n    ".join(octopus.cypher(text,
                                                       bases=(2, 8, 10, 16)))))
        ui.message("")

        ui.message("--- Decoding ---")
        ui.message("+ In general, you can let Octopus find which base is "
                   "used.")
        htext = "127145154143157155145041040040040346254242040350277216041"
        ui.message("“Numbers” utf-8 text used as input: {}".format(htext))
        ui.message("The decypherd data is: {}"
                   "".format(octopus.decypher(htext, codec="utf-8")))
        ui.message("")

        htext = "110001011100001011000011110001001100100111000011"
        ui.message("“Numbers” ebcdic text used as input: {}".format(htext))
        ui.message("The decypherd data is: {}"
                   "".format(octopus.decypher(htext, codec="cp500")))
        ui.message("")

        ui.message("+ The input text to decypher may have space-separated "
                   "bytes:")
        htext = "1001111 1100011 1110100 1101111 1110000 1110101 1110011"
        ui.message("“Numbers” ascii-7 text used as input: {}".format(htext))
        ui.message("The decypherd data is: {}"
                   "".format(octopus.decypher(htext, codec="ascii7")))
        ui.message("")

        ui.message("--- Won’t work ---")
        ui.message("+ The input text to decypher must contain only valid "
                   "digits for the given base:")
        htext = "011001010111211101101100015000110110111101101101011a" \
                "001010010001"
        ui.message("“Numbers” text used as binary input: {}".format(htext))
        try:
            ui.message("The decypherd data is: {}"
                       "".format(octopus.decypher(htext, codec="ascii",
                                                  base=2)))
        except Exception as e:
            ui.message(str(e), level=ui.ERROR)
        ui.message("")

        ui.message("+ The input text to decypher must have an integer number "
                   "of “bytes” (once spaces have been striped):")
        htext = "01100101 0110111 0110110 0110011 0110111 0101101 0110011 " \
                "0000001"
        ui.message("“Numbers” text used as input: {}".format(htext))
        try:
            ui.message("The decypherd data is: {}"
                       "".format(octopus.decypher(htext, codec="ascii",
                                                  base=2)))
        except Exception as e:
            ui.message(str(e), level=ui.ERROR)
        ui.message("")

        ui.message("+ Auto-detection of the base might fail, especially with "
                   "short messages. In the example below (decimal EBCDIC), as "
                   "there are no '8' nor '9', the tool detect it as octal.")
        htext = "131136133131146064137163064150164163"
        ui.message("“Numbers” EBCDIC text used as input: {}".format(htext))
        ui.message("The auto-detected decypherd data is: {}"
                   "".format(octopus.decypher(htext, codec="cp500")))
        ui.message("The decimal decypherd data is: {}"
                   "".format(octopus.decypher(htext, codec="cp500", base=10)))
        ui.message("")

        ui.get_choice("", [("", "Go back to $menu", "")], oneline=True)