From 674dc38f5ec998442d32d62ff97b0aee4259b2ed Mon Sep 17 00:00:00 2001 From: Philippe Teuwen Date: Fri, 11 Sep 2020 16:36:41 +0200 Subject: [PATCH] doc new mfc gen2 --- doc/magic_cards_notes.md | 20 +++++++++++++------- 1 file changed, 13 insertions(+), 7 deletions(-) diff --git a/doc/magic_cards_notes.md b/doc/magic_cards_notes.md index d8511082a..f77e2a38e 100644 --- a/doc/magic_cards_notes.md +++ b/doc/magic_cards_notes.md @@ -92,7 +92,7 @@ hf 14a info * some cards use a fix "08" in anticollision, no matter the block0 * some cards use a fix "08" in anticollision, unless SAK in block0 has most significant bit "80" set, in which case SAK="88" * BCC: - * all cards play blindly the block0 BCC bytes, beware! + * all cards play blindly the block0 BCC byte, beware! * ATS: * no card with ATS @@ -229,7 +229,7 @@ Android compatible * some cards play blindly the block0 SAK byte, beware! * some cards use a fix "08" or "18" in anticollision, no matter the block0. Including all 7b. * BCC: - * some cards play blindly the block0 BCC bytes, beware! + * some cards play blindly the block0 BCC byte, beware! * some cards compute a proper BCC in anticollision. Including all 7b. * ATS: * some cards don't reply to RATS @@ -240,13 +240,10 @@ Android compatible * UID 4b * ATQA: play blindly the block0 ATQA bytes, beware! * SAK: play blindly the block0 SAK byte, beware! -* BCC: play blindly the block0 BCC bytes, beware! +* BCC: play blindly the block0 BCC byte, beware! * ATS: no * PRNG: weak -F1 ATQAwarn SAKxx -BCCwarn Pweak - #### MIFARE Classic DirectWrite flavour 2 * UID 4b @@ -261,7 +258,7 @@ BCCwarn Pweak * UID 4b * ATQA: play blindly the block0 ATQA bytes, beware! * SAK: fixed -* BCC: play blindly the block0 BCC bytes, beware! +* BCC: play blindly the block0 BCC byte, beware! * ATS: no * PRNG: weak @@ -274,6 +271,15 @@ BCCwarn Pweak * ATS: 0978009102DABC1910F005 * PRNG: static 00000000 +#### MIFARE Classic DirectWrite flavour 5 + +* UID 4b +* ATQA: fixed +* SAK: play blindly the block0 SAK byte, beware! +* BCC: computed +* ATS: no +* PRNG: weak + ### Proxmark3 commands ```