___ blue (medical emergency), 4 letters
___ name (identity hider), 4 letters
___ Red Virus (computer affliction of 2001), 4 letters
A cryptologist may break this, 4 letters
Bar or airport follower, 4 letters
Body of regulations, 4 letters
Building contractor's concern, 4 letters
Building contractor's study, 4 letters
Building inspector's expertise, 4 letters
Building regulations, 4 letters
Camouflaged communication, 4 letters
Computer language, e.g., 4 letters
Computer program, e.g., 4 letters
Computer programmer's output, 4 letters
Computer programmer's work, 4 letters
Contractor's concern, 4 letters
Cryptanalyst's concern, 4 letters
Cryptographers break it, 4 letters
Cryptologist's interest, 4 letters
Cryptoquote, really, 4 letters
Do programming work, 4 letters
Do some computer programming, 4 letters
Dots and dashes, e.g., 4 letters
Encrypted Wiz Khalifa track, with The?, 4 letters
Feature of Doyle's The Adventure of the Dancing Men, 4 letters
Fire ___ (building spec), 4 letters
Fourth Pearl Jam album, No ___, 4 letters
Genetic ___ (biochemical instructions for hereditary information), 4 letters
Genetic or dress follower, 4 letters
Hard-to-read writing, 4 letters
It can't be understood until it's broken, 4 letters
It follows zip or bar, 4 letters
It may be cracked by a spy, 4 letters
It might be genetic, 4 letters
It needs to be broken, 4 letters
It takes brains to crack it, 4 letters
It's broken after some thought, 4 letters
Kind of word or book, 4 letters
Morse claim to fame, 4 letters
One if by land, two if by sea, e.g., 4 letters
One might be cracked, 4 letters
Output from some engineers, 4 letters
Pearl Jam album No ___, 4 letters
PIN number, for example, 4 letters
Preparation that needs a cracker?, 4 letters
Problem for a cracker?, 4 letters
Program instructions, 4 letters
Programmer's concern, 4 letters
Programmer's creation, 4 letters
Programmer's output, 4 letters
Programmer's work product, 4 letters
Programmers' writing, 4 letters
Programming language, 4 letters
Render unreadable, in a way, 4 letters
Safety specifications, 4 letters
See poem in cryptic form, 4 letters
Software developer output, 4 letters
Spy's writing, perhaps, 4 letters
Start for of honor or of silence, 4 letters
System of secret symbols, 4 letters
Systematic collection of laws, 4 letters
What a cryptographer cracks, 4 letters
What a programmer writes, 4 letters
What a spy may write in, 4 letters
What programmers write, 4 letters
When it gets cracked, it's broken, 4 letters
When it's cracked, it's broken, 4 letters
Word after bar or area, 4 letters
Word following zip or area, 4 letters
Word preceding various colors, 4 letters
Word with bar or airport, 4 letters
Word with bar or area, 4 letters
Word with bar or binary, 4 letters
Word with bar or color, 4 letters
Word with bar or dress, 4 letters
Word with bar or zip, 4 letters
Word with fire or area, 4 letters
Word with Morse or area, 4 letters
You might crack one with your brain, 4 letters
A set of rules or principles or laws especially written ones, 4 letters
Emergency room condition, 8 letters
Cryptographer, often, 11 letters
Cryptologist, often, 11 letters
Graduate of the NSA's Cryptanalysis Development Program, 11 letters
Overfamiliarity with ROT13?, 11 letters
Encrypted, as a message, 5 letters
Hard to read, maybe, 5 letters
Having secret marks, maybe, 5 letters
In need of translation, 5 letters
Like a secret cable, 5 letters
Like a secret missive, 5 letters
Like many wartime messages, 5 letters
Like secret messages, 5 letters
Like some secret messages, 5 letters
Like some wartime messages, 5 letters
Like wartime messages, 5 letters
Needing deciphering, 5 letters
Not overtly legible, 5 letters
Put into dots and dashes, 5 letters
Put into Morse, e.g., 5 letters
Requiring cracking, perhaps, 5 letters
Scrambled, as a spy's message, 5 letters
Secret, as a message, 5 letters
Used a substitution cipher, perhaps, 5 letters
Web developer's elegance?, 9 letters
Cough medicine additive, 7 letters
Cough medicine ingredient, 7 letters
Cough syrup ingredient, 7 letters
Opiate often used in cough syrup, 7 letters
Opium-based cough suppressant, 7 letters
Opium-derived analgesic, 7 letters
Pain-reliever ingredient, 7 letters
Prescription cough medicine ingredient, 7 letters
Substance in some cough syrups, 7 letters
Tylenol prescription additive, 7 letters
Derivative of opium, 7 letters
Used as an antitussive (to relieve coughing) and an analgesic (to relive pain), 7 letters
Junior programmer, slangily, 10 letters
Charles Frazier's programming textbook?, 12 letters
Barack Obama's is Renegade, 8 letters
Deep Throat, for one, 8 letters
Manhattan Project, e.g., 8 letters
Operation Desert Fox, e.g., 8 letters
Operation Overlord, e.g., 8 letters
Renegade, for Barack Obama, 8 letters
Spy's secret moniker, 8 letters
Indicators of intelligence?, 9 letters
Manhattan Project and Operation Overlord, 9 letters
Utah, Omaha and others, on D-Day, 9 letters
Weaponry etiquette?, 10 letters
Behavioral standards, 13 letters
Even thieves have one, it's said, 11 letters
Message for archaeologists to decipher?, 17 letters
Computer programmer, 5 letters
Computer programmer, e.g., 5 letters
Dr. Coe, the cryptologist, 5 letters
Enigma machine, e.g., 5 letters
Many a software company employee, 5 letters
Many a software engineer, 5 letters
Microsoft employee, e.g., 5 letters
Software company worker, 5 letters
Software programmer, 5 letters
Virus creator, e.g., 5 letters
A person who designs and writes and tests computer programs, 5 letters
Service technician's diagnostic devices (4,7), 11 letters
Dire security warning, 7 letters
Emergency indicator, 7 letters
Emergency situation, 7 letters
Official emergency level, 7 letters
Official emergency status, 7 letters
Application authors, 6 letters
Computer program writers, 6 letters
Computer programmers, 6 letters
Hired hands at Microsoft, 6 letters
Ones with something to hide?, 6 letters
Some Microsoft employees, 6 letters
Some N.S.A. employees, 6 letters
Area and zip, for example, 5 letters
Buildings often have them, 5 letters
Computer programmers' expertise, 5 letters
Crackers may be used on them, 5 letters
Creates a cryptogram, 5 letters
Crypt~ologist's creations, 5 letters
Cryptographer's creations, 5 letters
Cryptographer's study, 5 letters
Cryptography subject, 5 letters
Does some computer programming, 5 letters
Dress and health followers, 5 letters
Features of secret messages, 5 letters
International and Morse, 5 letters
Morse and Napoleonic, 5 letters
Morse and zip, e.g., 5 letters
One if by land, two if by sea and others, 5 letters
Prepares punch cards, 5 letters
Programmers' output, 5 letters
Regulations for builders, 5 letters
Security precautions, 5 letters
Sets of regulations, 5 letters
Some are made of bars, 5 letters
They may be cracked, 5 letters
They're no good if broken, 5 letters
They're sometimes cracked, 5 letters
Ken Follett thriller, 10 letters
It may not mean what you think, 8 letters
Diplomatic euphemisms, 9 letters
1980 Preakness winner, 5 letters
Book form that replaced the scroll, 5 letters
Book of Kells, e.g., 5 letters
Leonardo manuscript, say, 5 letters
Manuscript about poem unknown (5), 5 letters
Monastery manuscript, 5 letters
Old-time volume of statutes, 5 letters
Quire of manuscript pages, 5 letters
Scriptures manuscript, 5 letters
The earliest form of book, 5 letters
Vaticanus or Sinaiticus, 5 letters
An official list of chemicals or medicines etc., 5 letters