Cipher System / By Night is an EP by the Swedish metal bands Cipher System and By Night. Released in 2004.

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Cipher System / By Night
EP by Cipher System and By Night
Released	June 18, 2004
Genre	Death metal, extreme metal
Length	21:35
Label	Lifeforce
By Night chronology
Cipher System / By Night (2004) Burn the Flags (2005)
Cipher System chronology
Cipher System / By Night (2004) Central Tunnel Eight (2004)

Track listing

1. "What If" - 3:30
2. "Receive, Retrieve and Escalate" - 3:50
3. "Sufferstream" - 3:19
4. "Lamentation" - 4:33
5. "Unseen Oppression" - 3:26
6. "Obsessed to Hate" - 2:57

Tracks one to three are by Cipher System. Tracks four to six are from By Night.

Musicians

Cipher System:

• Daniel - vocals
• Johan - Lead Guitar
• Magnus - Rhythm Guitar
• Henric - Bass
• Pontus - drums
• Peter - Electronics

By Night:

• Adrian Westin - vocals
• André Gonzales - Lead and rhythm guitar
• Simon Wien - Rhythm and lead guitar
• Henrik Persson - Bass
• Per Qvarnström - drums