Currently working biss key :

TRT 1 Tufsat 42e 11096 H 30000-5/6
1FFF 10 00 00 10 00 00 00 00

TRT1 (42.0E) DEC: 016 000 000 016 000 000 000 000

42E: Turksat 2A (42.0E) - 11918.00 V - Txp: 11 - Beam: Europe DVB-S (QPSK) - 24440 3/4 - Biss During F1 (kargo25 & empb, tested ok)
[SID in HEX/ProviderID: 0001, VPID: 0200]

Turksat 3A (42.0E) - 11096.00 H - Txp: 23 - Beam: East DVB-S (QPSK) - 30000 5/6 - Biss During F1 (zimar, tested ok)

EDIT:Same key now in use for Sweden V Denmark on TRT3 Spor @ 42E:

Turksat 2A (42.0E) - 11918.00 V - Txp: 11 - Beam: Europe DVB-S (QPSK) - 24440 3/4

SID in HEX/ProviderID: 000C, VPID: 032C

KEY: 10 00 00 10 00 00 00 00

HEX: 1000001000000000
DEC: 016 000 000 016 000 000 000 000

Post heading ammended re: TRT use this key for encoding events for copyright reasons

EDIT: TRT Haber (aka TRT 2)
now using same key for Schalke 04 V Bayern Munich game

Turksat 2A (42.0E) - 11918.00 V 24440 3/4

SID: 0005 VPID: 0264

HEX KEY: 10 00 00 10 00 00 00 00