Enigma Instructions.


Click on the screw knob half way down the right hand side of the Enigma machine, just above the lamp panel).

The top opens to show the Enigma wheels.

Release the Enigma wheels by clicking on the release knob top left.

The wheels come out and the wheel box appears containing wheels 1 to 5, ordered from left to right.

Click on wheel 4, then wheel 2 then wheel 5 to place them in the Enigma machine.

Now click on the wheel release knob to close the wheels.
The ring letters appear, 3 letters to each wheel.

Click below the boftom letter or above the top letters until G M Y is shown as the middle letter on the wheels. G for the left hand wheel, M for the middle wheel and Y on the right hand wheel.

Now click on the screw socket, middle right on the Enigma machine to put down the top.

Now go down to the plug board (Stecker in German).

There are 26 socket pairs on this panel and the layout is the same as the keyboard layout.

To plug D to N, click on the D pair of sockets, a Stecker plug, "Oa" will appear. Since the wires cannot be shown, the plugs are numbered 0 to 9 and lettered "a" and "b" to indicate the two ends.

Now click on the N pair of sockets and plug "Ob" will appear.
You have now "Steckered" D to N.

Now do the rest of the pairs in a similar manner.

DN GR IS KC QX TM PV HY FW BJ

If you make a mistake click on the top right hand corner of the plug board and it will be cleared and you can start again.

Now the Enigma machine is in its base setting.

The next thing is to look at the intercept to find the indicator.

U8K DE C 1806 = 49 = DHO GXS =

NQVLT YQFSE WWGJZ GQHVS EIXIM YKCNW IEBMB ATPPZ TDVCU PKAY-

There are two groups of three letters between = signs at the top of the message. The first group, DHO, is the indicator. This is the set of letters to which the wheels have to be turned to decrypt the second of the three groups of letters, GXS, to reveal the message key.

To turn the wheels to the indicator letters, click on the left hand wheel cover clip The wheel cover opens to show the finger notches on the wheels. Now click on either the top or bottom of the finger notches to turn the wheels until the indicator letters DHO show in the windows above the wheels.

Now decrypt the message key by keying in the second set of three letters, GXS.

Click once on a key to press it down, a lamp will light on the lamp panel, write this down. Then go to the next letter and press that key down, etc.

Now turn the wheels to the revealed actual start position for the message, RLP, and then key in the message to decrypt the German text.

NQVLT YQFSE WWGJZ GQHVS EIXIM YKCNW IEBMB ATPPZ TDVCU PKAY-