The package backdoor-factory 3.4.1-0kali1 migrated to kali-rolling. The .changes file shown below gives you more information about this new version: -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Format: 1.8 Date: Thu, 07 Jul 2016 11:53:05 +0200 Source: backdoor-factory Binary: backdoor-factory Architecture: source Version: 3.4.1-0kali1 Distribution: kali-dev Urgency: medium Maintainer: Devon Kearns <[email protected]> Changed-By: Sophie Brun <[email protected]> Description: backdoor-factory - Patch win32/64 binaries with shellcode Changes: backdoor-factory (3.4.1-0kali1) kali-dev; urgency=medium . * Import new upstream release Checksums-Sha1: 59c79b6c28059e9e1ba9929594cd0c0ee5070486 1972 backdoor-factory_3.4.1-0kali1.dsc ffe7c69d514d4db8af1454ffc9e530c0388daace 449857 backdoor-factory_3.4.1.orig.tar.gz c987daeced991042ace563482b6306d7ef8af1cc 9836 backdoor-factory_3.4.1-0kali1.debian.tar.xz Checksums-Sha256: f4e79046bc6422f920de38c46d304b7a6c1c0f9956310917172ac42c8af7606d 1972 backdoor-factory_3.4.1-0kali1.dsc 69da2f040586e637e7ed67aa7d4e5aabb799f467462f5299563bcbe7123fe21e 449857 backdoor-factory_3.4.1.orig.tar.gz 7f33e0919f25880fa68454db2d39fc109796c8f6d6452b9a325dba9105cf69ad 9836 backdoor-factory_3.4.1-0kali1.debian.tar.xz Files: c01076851dcd8ea577d896b68a726990 1972 utils extra backdoor-factory_3.4.1-0kali1.dsc 4349a624fe592d4a9829ee1275d70f57 449857 utils extra backdoor-factory_3.4.1.orig.tar.gz d966c8d706310034b864b519fb2ea08c 9836 utils extra backdoor-factory_3.4.1-0kali1.debian.tar.xz -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 Comment: Signed by Sophie Brun iQIcBAEBAgAGBQJXg5GDAAoJEFeSeDsgb+4wZZcP/jlGfytaBPq2qcO6Px4y7i5C qANECEjqaeEvyVOZL2we6CAGIT4hl2k/uC9AFBQKVetBSb8Pm7Sb471t0Gf3hunP THPzwZoaAcIZAUxo69464bdaCGWumYk483WEkSseadehipXdfXRd6G3JYGnv2WCK HPIDB9u8+2jn3HkdaQNjvA8+lVBFDB5p9iHlvFyiHlcw/yCqHJGXBh2ssbWM4tpT QuHX3nw0fADfnyB9tWar1EZwDWFpGCHDnSeMy3FHO23O+BebDJOGHveeqs9NfpdS wiPIDnjfvFw8NT76fUVWP/NLNHZQANglBNujoenJ1QvV0MpBT6GWGhIltY+sfCJ1 o4pa1rXPnUtpcdrtw6LNNoxhBuvNLYzqHHsG5r6q0RjLUNNzfrjx0FxcF7LRZuuv QtQ1tCa5obHRDU1S3tqCSmqC8kyhgf9anxhdqW/NSt5Wdk9YM1tjQR30eBzvRQpm IUtlH1AMg8j+lVZQBZqQt+7i1fn+QmxUCaP5v/CCAYCb/s6EdTwl/ruY7DXm7TSr iaGVCZBPUPiqpXuOAQCXO+t0oGAA1JePxYzFIGhpRIWrda+cCIM02r2NHf3DTCQq 44hXY9mC4tP/l1IzvlaVnfG2zqUTgQYXbCc2iHYgQQ10gnWVIQZYHth73c0R1x56 7MrOj25Tm+1pKAdwXJ+o =zu2G -----END PGP SIGNATURE----- -- More information about backdoor-factory: http://pkg.kali.org/pkg/backdoor-factory