Mifare 1K card hi eng nge ni?

Mifare Classic 1K card hi M1 card tia tawifel a ni a, hei hi non-Contact radio frequency card a ni. Radio frequency card nena inbiak theihna tur technology chu near field communication technology, a nih loh leh a tawi zawngin NFC an ti a.

M1 card hi sector 16-ah then a ni a, sector tin hi block 4 (block 0-block 3) nen a inmil a, a vaiin block 64 a ni a, 0-63 a ni. 0th Sector-a 0th block hi manufacturer code dahna atan hman a ni a, chu chu a nghet tawh a ni. Area la awmte block 0-2 chu data dahna atan hman a ni a, Block 3 hi password A dahna tur control block, access control, leh password B a ni a, a structure chu hetiang hi a ni:

A0 A2 A2 A4 A4 A5 ff 07 80 69 B0 B1 B2 B2 B3 B4 B5 .

(Password a 6 bytes) (Storage control 4 bytes) (Password B 6 bytes)

Chubakah, Sector Block 3 tina password leh storage control te chu independent vek a ni a, sector hnathawh hrang hrangte chu independent taka control a ni bawk. Sector tin hian hna hrang hrang an thawk thei a, chuvangin card atan hman a ni nasa hle.

Card chhunga block tin hian byte 16 a nei a, chuvangin M1 card=16 sector * 4 blocks * 16 bytes=1024 bytes=1k (M1 card awmna hmun) a awm thei.

Card sector hmasa ber segment hmasa ber chuan khawvel pum huapa UID danglam bik a dahkhawm a ni. Midangte chuan UID validation bits leh manufacturer information an nei bawk. Specification anga siam card te tan chuan he segment hi factory-ah protected a ni ang-protected a ni ang a, chhiar theih chauh a ni ang a, chhiar theih a ni lo ang. Ziak. Dik tak chuan UID card bik a awm bawk a, UID pawh siam danglam theih a ni.

MIFARE 1K card hi community access control, personnel management, identification card, mobile phone tag card atan hman a ni nasa hle.