| Impossible to read, perhaps |
New York Times |
12 Apr 2026 |
| Encrypted |
USA Today |
06 Mar 2026 |
| One way to communicate |
Thomas Joseph |
05 Nov 2025 |
| One way to communicate |
Thomas Joseph |
25 Oct 2025 |
| Like Enigma machine messages |
LA Times Daily |
07 Mar 2025 |
| Written __ (encrypted, as a message) |
Newsday |
18 Feb 2025 |
| Using special symbols on dice (2,4) |
|
|
| Encrypted |
Universal |
08 Aug 2024 |
| Like some spy messages |
New York Times |
17 Sep 2023 |
| Tough to read, maybe |
Wall Street Journal |
24 Mar 2023 |
| Like this: CFXBSF UIF JEFT PG NBSDI |
USA Today |
13 Mar 2023 |
| Encrypted |
Universal |
10 Jun 2021 |
| How does a programmer talk to the computer?: 2 wds. |
|
|
| Encrypted |
Eugene Sheffer |
29 Sep 2018 |
| 12 9 11 5 20 8 9 19 3 12 21 5 |
New York Times |
16 Oct 2016 |
| One way to communicate |
Thomas Joseph |
07 Mar 2016 |
| 12 9 11 5 20 8 9 19 3 12 21 5 |
|
|
| Like some messages |
Thomas Joseph |
03 Jun 2015 |
| How some diplomats communicate |
New York Times |
26 Mar 2015 |
| Encrypted, as a message |
Newsday |
20 Jan 2015 |
| How some diplomats communicate |
|
|
| Encrypted, as a message |
|
|
| Cryptic |
|
|
| Enciphered |
|
|
| Uncracked? |
|
|
| Encrypted |
|
|
| Like secret messages |
|
|
| Like secret messages |
|
|
| Like some messages |
|
|
| Encrypted |
|
|
| Rendered unreadable |
|
|
| Like some diplomatic communication |
|
|
| Needing crackers, say |
|
|
| Like secret messages |
|
|
| Encrypted |
|
|
| Not readily readable |
|
|
| Needing cracking, perhaps |
|
|
| Needing to be cracked? |
|
|
| One way to communicate |
|
|
| Unreadable |
|
|
| Secretly sent, sometimes |
|
|
| Needing to be cracked open? |
|
|