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GCHQ Christmas Card PART 5 Answers
My answers to the GCHQ Christmas Card Part 5
Unanswered or incorrect answers in RED.
Where = Me, no answer (Correct Answer = MANAGERMENMERCURY)
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Sum = XIV (I didn't get.. I, XX if you ‘summed’ the three solutions, by coincidence. The result 84 = lxxxi)
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Algebraic = Me, no answer (Correct Answer = KRONECKER)
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Manifold Agreement = Me, not correct. (Correct Answer = ORIENTABLE)
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Looter = SHIRE DRAGON TRICKER = BILBO
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Message = MXAHRYESP for MERRYXMAS or (HXRMSAEPY using HAPPYXMAS) reading the top line!
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Graph Theory
A = ECHO
B = SEPTEMBER
C = URANUS
D = EIGHT
A Last letter of NATO Phonetic Alphabet,
First letter: ECHO
B Lengths in name of month, Number of
month: SEPTEMBER
C Lengths of planet names, Position in
Solar System: URANUS
D Numbers 1-10, Scrabble score of number:
EIGHT
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Word Search = TREASURE
ZHONGGUO
– CHINA
SRBIJA – SERBIA
POLSKA – POLAND
HRVATSKA – CROATIA
AOTEAROA – NEW ZEALAND
BHARAT – INDIA
DRUKYUL- BHUTAN
EESTI – ESTONIA
HAYASTAN – ARMENIA
NIHON – JAPAN
SAKARTVELO – GEORGIA
SHQIPERIA – ALBANIA
SUOMI – FINLAND
VITI – FIJI
ESWATINI – SWAZILAND
HANGUK - KOREA
ELLAS - GREECE
ERTRA - ERITREA
Remaining Letters: DEHIAVERHUSIRATAJERJE
Remove: Dhivehi Raajje (Maldives)
Remaining Letters: EARUSTER
Re-arrange EARUSTER to reveal: TREASURE
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Registration = DUCK
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Crossword = PALM
Across
(1A) A Spanish greeting returned - in Oahu? (5) =
ALOHA
(5A) Addicts in American casualty head south. (5) =
USERS
9A) Organist confused by criticism. (8) =
ROASTING
(10A) Own all of company run by short geek. (6) =
CORNER
(12A) Recess in a primary school enjoyable initially. (4) =
APSE
(14A) Local fathers hold back musical, and they are shunned. (7) =
PARIAHS
(16A) Crude language. (5) =
BASIC
(19A) A dog - more than one - need to be in early. (6) =
CURFEW
(20A) South African diver goes to bar. (6) =
SALOON
(22A) Scottish athlete. (4) =
JOCK
(24A) Bird - woman - left nothing. (8) =
SHELDUCK
(25A) Old cat heard music. (4) =
OPUS
(26A) Joint festered endlessly. (5) =
ANKLE
(27A) A jewel for each one. (7) =
PERIDOT
(28A) Pay three notes. (3) =
FEE
(29A) Mixed bones a good food supply for horse. (7) =
NOSEBAG
Down
(1D) Affected men, possibly those from York or Liverpool. (11) =
ARCHBISHOPS
(2D) Sponge from backward idiot and a hothead. (6) =
LOOFAH
(3D) Decoration misses point - it's too colourful. (6) =
GARISH
(4D) Greek troublemaker sent back letter. (3) =
ATE
(6D) Eaten by French partners with garlic. (5) =
SNAIL
(7D) Reckless complaint. (4) =
RASH
(8D) Observes one with child's toy. (6) =
SEESAW
(11D) Made coffee from earth? (6) =
GROUND
(13D) Walk quietly by harbour and small field. (7) =
HADDOCK
(15D) Commendation brought back from medal occasion. (8) =
ACCOLADE
(17D) Jeered - a mild curse came first. (7) =
HECKLED
(18D) Paper is article by MI6. (6) =
THESIS
(21D) Snake points to tree. (5) =
ASPEN
(22D) Jaunt turns into military coup. (5) =
JUNTA
(23D) Mr Armstrong is heard to pay respect. (5) =
KNEEL
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Cipher = Me, not answered correctly. (Correct Answer = OBFUSCATING) Meaning - Make Obscure, Unclear, or Unintelligible.
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Secret Message hidden in the GCHQ Banners
GCHQ Crest TOP BANNER
TOP LEFT Crests TOP RIGHT Crests
GCHQ Crest BOTTOM BANNER
BOTTOM LEFT Crests BOTTOM RIGHT Crests
Start with the very first crest on the TOP LEFT banner.
Each leaf is either Plain or Shaded, Plain Leaf = 0, Shaded Leaf = 1
The image contains a 8-bit binary code hidden in the leaves, starting from the Top Left reading the leaves from top to bottom on the
outside. The binary code: 01100100 converted to ascii = d, continue with column 2, 3 & 4 then repeat for all 12 crests.
Column 1 = 01100100 = d
Column 2 = 01101001 = i
Column 3 = 01101110 = n
Column 4 = 01100111 = g
Top Banner
binary ascii
crest 1
01100100 = d
01101001 = i
01101110 = n
01100111 = g
crest 2
00100000 = Space
01101101 = m
01100101 = e
01110011 = s
crest 3
01110011 = s
01100001 = a
01100111 = g
01100101 = e
crest 4
01110011 = s
00100000 = Space
01101001 = i
01101110 = n
crest 5
00100000 = Space
01101001 = i
01101101 = m
01100001 = a
crest 6
01100111 = g
01100101 = e
01110011 = s
00101110 = . (Full Stop)
Bottom Banner
binary ascii
crest 7
01001110 = N
01100001 = a
01101101 = m
01100101 = e
crest 8
00100000 = Space
01110100 = t
01101000 = h
01100101 = e
crest 9
00100000 = Space
01110100 = t
01100101 = e
01100011 = c
crest 10
01101000 = h
01101110 = n
01101001 = i
01110001 = q
crest 11
01110101 = u
01100101 = e
00100000 = Space
01101111 = o
crest 12
01100110 = f
00100000 = Space
01101000 = h
01101001 = i
Coded Message:
ding messages in images. Name the
technique of hi
Rearrange the message: hiding messages in images. Name the technique of
Message: Name the technique of hiding messages in images.
Answer: Steganography
Steganography - The practice of concealing messages or information within other non-secret text or data.
Dr. Mike Pound explains the art of steganography in images.
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GCHQ have replaced both top and bottom high
resolution banners from 1.77MB to 1.00MB and
corrected their mistake, by swapping the top and bottom banner allowing the hidden binary
message to read correctly: Name the technique of hiding messages in images.
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Secret Message/Code Hidden within the GCHQ Banners!
High Resolution Banners
ORIGINAL - GCHQ Top High Resolution Banners, dimensions 5924 x 1333, Size 1.77 MB
ORIGINAL - GCHQ Bottom High Resolution Banners, dimensions 5924 x 1333, Size 1.77 MB
NEW - GCHQ Top High Resolution Banners, dimensions 5924 x 1333, Size 1.00 MB
NEW - GCHQ Bottom High Resolution Banners, dimensions 5924 x 1333, Size 1.00 MB
Low Resolution Banners
ORIGINAL - GCHQ Top Low Resolution Banners, dimensions 768 x 173, Size 122 KB
ORIGINAL - GCHQ Bottom Low Resolution Banners, dimensions 768 x 173, Size 101 KB
NEW - GCHQ Top Low Resolution Banners, dimensions 768 x 173, Size 32.2 KB
NEW - GCHQ Bottom Low Resolution Banners, dimensions 768 x 173, Size 32.4 KB
Original HIGH Resolution Top Banner 1.77MB
Original HIGH Resolution Bottom Banner 1.77MB
GCHQ Replaced the TOP Banner 1.00MB
GCHQ Replaced the Bottom Banner 1.00MB
Why did the original banners have hidden data?
I now know......
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