Treasure Trails/Guide/Ciphers/Hard
Ciphers are a method of encrypting information. In Old School RuneScape, ciphers are used as a step in a Treasure Trail. They use a Caesar shift in order to encrypt an NPC's name.
Hard Ciphers
| Cipher | Solution | Location | Challenge answer |
|---|---|---|---|
| GBJSZ RVFFO | Fairy Queen | Fairy Resistance Hideout (requires Fairytale II - Cure a Queen quest to be finished, use a fairy ring with the codes AIR, DLR, DJQ, and AJS in that order) | Puzzle box |
| HCKTA IQFHCVJGT | Fairy Godfather | Zanaris throne room (requires you to have started Fairytale I - Growing Pains) | 64 |
| OVEXON | Eluned | Outside Lletya or north-east of the Tyras Camp; requires you to have started Regicide quest (after talking to the Elf Tracker). After completion of Song of the Elves, she can be found in the city of Prifddinas north of the dye trader. | 53,000 |
| UZZU MUJHRKYYKJ | Otto Godblessed | Otto's Grotto | 3 |
| VTYR APCNTGLW | King Percival | Fisher Realm - requires partial completion of the Holy Grail quest (fairy ring code BJR, then run south up into the castle). He can be found on the second story of the castle. | 5 |
| ZHLUG ROG PDQ | Weird Old Man |
Kalphite Lair entrance (north-west of fairy ring BIQ) |
150 |
| ZSBKDO ZODO | Pirate Pete | On the dock north-east of the Ectofuntus | Puzzle box |
| IWPPLQTP | Gunnjorn | Barbarian Outpost Agility course | Puzzle box |
| BSOPME MZETQPS | Arnold Lydspor | Piscatoris Fishing Colony general store/bank (requires completion of Swan Song) (North of fairy ring AKQ) | Puzzle box |
| BXJA UNJMNA YRCAR | Soar Leader Pitri | 1st floor[UK]2nd floor[US] of the Hunter Guild (requires completion of Children of the Sun and  46 ) (North-west of fairy ring AJP)
|
Puzzle box |