Nea NFC Tags Kyerɛ: 2026 Beginner’s Guide
May 12, 2026
Gyae nkrasɛm bi .
Wobɔ wo fon so wɔ kɔfe sotɔɔ a wɔkyerɛw wɔn din no so. Katua no fa mu wɔ nea ennu sekan biako mu. Wowosow w’ahɔhodan mu safe kaad no wɔ ɔpon no ano, na ɛbɔ bue. Wode wo smartphone no bɛn adidibea pon so sticker, na Google Review krataafa bi bɛpue ntɛm ara.
Saa nkitahodi ahorow yi nyinaa akyi no, mfiridwuma koro no ara te: NFC tags.
Sɛ woahu sɛ NFC amanneɛbɔ bi repue wɔ wo fon screen so na woasusuw nea ɛkyerɛ ho, anaasɛ sɛ ebia saa mfiridwuma yi betumi ayɛ adwuma ama w’adwuma a, wowɔ beae a ɛfata. Saa akwankyerɛ yi kyekyɛ deɛ NFC tags kyerɛ, sɛdeɛ ɛyɛ adwuma, sɛdeɛ wɔde toto RFID ne QR code ho, ne deɛ ɛsɛ sɛ wohwɛ yie wɔ ho berɛ a worehyɛ aseɛ.

Mmuae Tiawa: Nea NFC Tag Yɛ
NFC gyina hɔ maNear Field Nkitahodi. Ɛyɛ wireless mfiridwuma a ɛyɛ tiawa-a ɛma mfiri abien tumi sesa data nketenkete bere a wɔakura mu wɔ sɛntimita kakraa bi mu wɔ wɔn ho wɔn ho ntam.
NFC tag yɛ afiri ketewa bi a ɛnyɛ adwuma, mpɛn pii no ɛyɛ sticker, card, anaa token a ɛyɛ tratraa, a nneɛma atitiriw abien na ɛwom: microchip ketewaa bi ne antenna. Chip no sie data (URL, text string, contact information, anaa encoded command), na antenna no ma wotumi de saa data no kɔ wirelessly so kɔ NFC-ahyɛ mfiri te sɛ smartphone so.
Sɛ woasusuw nea "NFC tag detected" kyerɛ wɔ wo fon so ho pɛn a, nea ɛkyerɛ ara ne sɛ wo fon no NFC akenkanfo no faa sɛnkyerɛnne bi fii tag bi a ɛbɛn hɔ mu na wasiesie ne ho sɛ ɛbɛyɛ data biara a saa tag no wom ho adwuma: wɛb link, nkitahodi kaad, anaa sikatua adesrɛ.
Asɛmfua "tag" fi adwene koro no ara a ɛne nneɛma a wɔde hyɛ mu anaasɛ ɛbo a wɔde hyɛ mu: ɛyɛ nkyerɛwde a wɔde bata biribi a ɛde nsɛm a ɛkyerɛ sɛ obi hu obi ho. Wɔ NFC nsɛm mu no, saa label no di nkitaho wɔ dijitaal kwan so sen sɛ ɛbɛfa aniwa so.
NFC Forum, nnwumakuo a NXP Semiconductors, Sony, ne Nokia na wɔhyehyɛɛ no, kyerɛkyerɛ gyinapɛn a ɛkyerɛ sɛdeɛ NFC tags di nkitaho. Saa gyinapɛn ahorow yi a ISO/IEC 14443 ne ISO/IEC 18092 ka ho no hwɛ hu sɛ wobetumi de smartphone a wɔayɛ wɔ wiase no fã foforo akenkan NFC tag a wɔayɛ wɔ adwumayɛbea biako no yiye.
Ɔkwan Bɛn so na NFC Tags Yɛ Adwuma? (Wɔayɛ no mmerɛw) .
NFC tag ahorow no nni batere. Wɔyɛ nnipa a wɔnyɛ hwee koraa. Enti ɔkwan bɛn so na wɔde data mena?
Mmuae no ne sɛanyinam ahoɔden a wɔde yɛ adwuma, nnyinasosɛm koro no ara a ɛma telefon charger ahorow a wɔmfa nhama nkɔ mu no nya ahoɔden. Adeyɛ no wɔ nsɛm a emu da hɔ mu ni:
- Wode NFC akenkanfo bi bɛbɛn tag no.Mpɛn pii no, akenkanfo no yɛ smartphone, afiri a wɔde tua sika, anaa scanner a wɔde hwɛ kwan a wɔfa so kɔ hɔ.
- Ɔkenkanfo no ma anyinam ahoɔden ketewaa bi baa ɛyɛ adwuma wɔ 13.56 MHz, radio frequency a wɔahyɛ da ayɛ wɔ wiase nyinaa.
- Tag no antenna no kyere ahoɔden fi saa afuw no mu.Saa ahoɔden yi dɔɔso sɛ ɛbɛma chip a ɛwɔ tag no mu no anya ahoɔden.
- Chip no yɛ adwuma na ɛde ne data a wɔde asie no san kɔde kɔ ɔkenkanfo no nkyɛn denam anyinam ahoɔden a ɛsakra no so.
- Ɔkenkanfo no di data no ho dwumana ɛkanyan adeyɛ bi: wɛbsaet krataafa a wobebue, sikatua awie, anaasɛ ɔpon bi a wobebue.

Saa nsakrae yi nyinaa si wɔ bɛyɛ sɛntimita 10 (bɛyɛ nsateakwaa 4) mu na egye nea ennu sekan biako. Ɔkwan tiawa no yɛ nea wɔahyɛ da ayɛ. Ɛhwɛ sɛ NFC nkitahodi ahorow no yɛ nea wɔahyɛ da ayɛ. Ɛsɛ sɛ wode mfiri abien bɛn honam fam, na ɛtew asiane a ɛwɔ hɔ sɛ wobɛsesa data wɔ akwanhyia mu anaasɛ wɔmma ho kwan no so.
Esiane sɛ NFC tag ahorow no nya ahoɔden fi akenkanfo no hɔ nti, enni afã horow a ɛkeka ne ho na enni batere a ɛbɛsa. NFC tag a wɔayɛ no yie-bɛtumi akɔ so ayɛ adwuma mfeɛ pii, a chip yɛfo a wɔdi kan te sɛ NXP kyerɛ data a wɔbɛkora so mfeɛ 10 ne akyerɛw boasetɔ a ɛyɛ 100,000 kyinhyia wɔ tebea a ɛyɛ gyinapɛn mu.
NFC Tags vs. RFID vs. QR Codes: Nsonsonoe bɛn na ɛwɔ mu?
Eyi yɛ nneɛma a ɛtaa ma wɔn a wɔrefi ase no adwene tu fra no mu biako. NFC, RFID, ne QR code nyinaa di atirimpɔw koro ho dwuma, na ɛde honam fam nneɛma bata dijitaal nsɛm ho, nanso ɛsono sɛnea ɛyɛ adwuma koraa.
NFC yɛ RFID no fã ketewaa bi ankasa.RFID (Radio Frequency Identification) yɛ mfiridwuma abusua a ɛtrɛw. Ɛka frequency ahodoɔ pii ho, ɛfiri 125 kHz low-frequency tags a wɔde di dwuma wɔ mmoa akyidie mu kɔsi 900 MHz ultra-high-frequency tags a wɔde di dwuma wɔ warehouse logistics mu. NFC yɛ adwuma pɔtee wɔ 13.56 MHz (frequency a ɛkorɔn) na wɔde nkitahodi gyinapɛn foforo a NFC Forum de asi hɔ no na ɛkyerɛkyerɛ mu.
| Su | NFC Nkyerɛwde ahorow | RFID Nkyerɛwde (UHF) . | QR Codes a Wɔde Di Dwuma |
|---|---|---|---|
| Nkutahodie | Radio asorɔkye (13.56 MHz) . | Radio asorɔkye (860–960 MHz) . | Aniwa (camera scan) . |
| Kenkan range | Nea ennu sɛntimita 10 | 1–12 m (UHF a wɔtaa yɛ) . | Ɛsono (ntrɛwmu-a{1}}hu) . |
| Tumi fibea | Passive (akenkanfo-a wɔde ahoɔden di dwuma) . | Passive anaasɛ active | Obiara nni hɔ (mfonini a wɔatintim) . |
| Data tumi a ɛwɔ hɔ | 48 baiti – 8 KB | Ɛsono, mpɛn pii no ɛyɛ 96–512 bits | Ɛkɔ ~4,296 nkyerɛwde |
| Wobetumi asan akyerɛw bio | Yiw (ahorow dodow no ara) . | Ahorow ahorow bi | Dabi (static bere a wɔatintim pɛnkoro) . |
| Bammɔ | Encryption, asɛmfua a wɔde hyɛ mu, UID | Ɛsono sɛnea ɛte biara | Biara nni hɔ (ɛnyɛ den sɛ wobetumi ayɛ ho mfonini) . |
| Unit ka a wɔbɔ | $0.05 – $2+ a egyina ne su so | $0.03 – $15+ | Wobetumi atintim kwa |
| Osuahu a ɔde di dwuma | Klik (ɛho nhia app biara wɔ fon dodow no ara so) . | Ɛhwehwɛ sɛ obi a ɔde ne ho ama ɔkenkanfo | Ɛhwehwɛ sɛ mfoninitwa afiri + scan |
Ade titiriw a wɔde kɔ:NFC tags ma tap-ne-go osuahu a ɛwɔ ahobammɔ nneɛma a wɔasisi-wɔ mu, a ɛma ɛyɛ papa ma adetɔfo-a wɔrehyia nkitahodi te sɛ sikatua, aguadi, ne kwan a wɔfa so kɔ hɔ. RFID di mu wɔ long-range bulk scanning mu wɔ logistics ne supply chain mu. QR codes yɛ ɔkwan a ne bo yɛ mmerɛw sen biara ma mfitiase "link to a webpage" dwumadie nsɛm nanso enni ahobanbɔ ne san kyerɛw.
Sɛ wopɛ mfiridwuma mu ntotoho a emu dɔ a ɛda RFID ne NFC nkitahodi nhyehyɛe ahorow ntam a, wubetumi akenkan yɛnakwankyerɛ a ɛkɔ akyiri a ɛfa nsonsonoe a ɛda RFID ne NFC ntam ho.
NFC Tags Ahorow: Akwankyerɛ a Ɛyɛ Ntɛm a Ɛfa Tag Ahorow ne Chips Ho
NFC Forum no kyerɛkyerɛ tag ahodoɔ anum mu, a emu biara wɔ ahoɔhare, nkaeɛ, ne tumi profile ahodoɔ. Nanso wɔ real-wiase adetɔ ne deployment mu no, nea ɛho hia sen Forum type no nechip pɔtee biwɔ tag no mu.
NFC chips abiɛsa a wɔde di dwuma kɛse wɔ aguadi mu dwumadie mu ni, a ne nyinaa firi NXP NTAG abusua mu:
| Chip | Nkaeɛ | Bɛyɛ sɛ URL Tumi | Nea eye sen biara Ma | Ɛka a Wɔbɔ no Biara |
|---|---|---|---|---|
| NTAG213 na ɛwɔ hɔ | 144 baiti | ~136 nkyerɛwde | URL ntiantiaa, aguadi nkyerɛwde, ɔsatu ahorow a wɔde di dwuma pɛnkoro- | Nea ɛba fam sen biara |
| NTAG215 na ɛwɔ hɔ | 504 baiti | ~488 nkyerɛwde | Digital adwuma ho nkrataa, nokwaredi nhyehyɛe, Amiibo agodie | Mfinimfini-range |
| NTAG216 na ɛwɔ hɔ | 888 baiti | ~854 nkyerɛwde | vCard data a edi mũ, multi-afuw kyerɛwtohɔ ahorow | Ɔkorɔn sen biara |
Chips abiɛsa no nyinaa di NFC Forum Type 2 Tag nkyerɛkyerɛmu ne ISO/IEC 14443 Type A gyinapɛn ahorow so. Wɔn kyɛ akenkan kwan a ɛte saa ara, data a wɔde kɔ baabi foforo ahoɔhare (106 kbit/s), ne amansan nyinaa a ɛne NFC-atumi ayɛ smartphones.
Afotu a mfaso wɔ so a ɛfa paw ho a efi yɛn adwumayɛbea a wɔyɛ nneɛma no:Ɛkame ayɛ sɛ NTAG213 dɔɔso bere nyinaa na ɛyɛ ɔkwan a ɛho ka sua sen biara. Bɛboro nkyem abiɛsa mu abien-ahyɛde a egyina URL-a yɛyɛ ho adwuma no de NTAG213 di dwuma a enhia sɛ wɔyɛ chip foforo. Paw NTAG215 anaa NTAG216 bere a ɛsɛ sɛ wode data payload akɛse sie tẽẽ wɔ tag no so nkutoo, te sɛ dijitaal adwuma kaad (vCard) a edi mũ a edin, asɛmti, telefon, email, adwumakuw, ne address afã horow wom.
NTAG21x chips nyinaa nso boa 32-bit password lock, a ɛbɔ tag no ho ban fi sɛ wɔbɛsan akyerɛw a wɔmma ho kwan, na ɛka scan counter feature a ɛhwɛ mpɛn dodow a wɔakenkan tag no akyi.
Honam fam Nneɛma: NFC Tags Yɛ Nea Ɛsen Stickers Kɛkɛ
Sɛ nnipa dodow no ara yɛ NFC tag bi ho mfonini a, wɔyɛ sticker kurukuruwa ketewaa bi ho mfonini wɔ wɔn adwenem. Na ampa ara sticker yɛ ade a ɛtaa yɛ ade: ɛyɛ tratraa, adhesive-backed, na ɛkame ayɛ sɛ wɔde di dwuma wɔ biribiara so.
Nanso NFC tags no wɔ honam fam nhyehyɛe ahorow a ɛtrɛw kɛse mu, na wɔayɛ emu biara ama mmeae ahorow ne sɛnea wɔde di dwuma:
- NFC sticker ne wet inlays- Nkyekyɛmu a ɛyɛ gyinapɛn ma aguadi, adeɛ no mu ahotosoɔ, ne shelf labels. Ɛyɛ tratraa, ɛyɛ mmerɛw, na ɛwɔ hɔ wɔ sɛnea wɔayɛ no sɛnea wɔpɛ ne nea wɔatintim mu.
- PVC nkrataa a wɔde di dwuma- Credit card-kɛseɛ, ɛyɛ den, na ɛyɛ adwumayɛfoɔ. Wɔde di dwuma ma badge a wɔde hwɛ kwan a wɔfa so kɔ hɔ, asɔremma nkrataa, dijitaal adwuma ho nkrataa, ne ahɔhodan mu keycards.
- Silicone nsateaa a wɔde kyekyere nsateaa- Nsuo ntumi nkɔ mu na ɛyɛ ahotɔ. Agye din wɔ nhyiam ahorow, mmeae a wɔyɛ apɔw-mu-teɛteɛ, ne mmeae a wogye wɔn ani a wotua sika a wontua hwee na wɔhyɛn mu.
- Keyfobs ne token ahorow- Ketekete, ɛyɛ den, na wotumi de bata keychain ho. Wɔtaa de di dwuma de kɔ ɔdan no mu ne kar a wɔde kyerɛ.
- Acrylic a wɔde kyerɛ mprɛte- Branded gyinabea a wɔde ato counters so ma tap-to-hwɛ mu, tap-to-di akyi, anaa tap-to-tua nkitahodi ahorow. Nea ɛrenya nkɔanim wɔ adidibea ne aguadidan ahorow mu.
- Coin tags ne disc tags a wɔde hyɛ mu- Ketekete, ɛyɛ den, na wotumi de hyɛ nneɛma anaa nneɛma a wɔde ahyɛ mu mu ma ɛyɛ nokware na ɛko tia-atoro.
- Anti-dade (wɔ-dade so) tags- Wɔayɛ no titire a wɔde ferrite shielding layer ayɛ adwuma wɔ dadeɛ ani wɔ baabi a standard NFC tags bedi nkoguo. Ɛho hia ma mfiridwuma mu agyapade a wodi akyi, IT mfiri a wɔhwɛ so, ne nnwinnade a wɔde hu.

Bere a adidibea nkɔnsɔnkɔnsɔn mu adetɔfo bi hia countertop NFC tags a ebetumi atra ase sɛ wɔde aduan-grade disinfectant spray siesie da biara da no, yɛsɔɔ form factors abiɛsa hwɛe wɔ nkyɛnkyɛn. Standard adhesive stickers fii ase peeling wɔ adapɛn 3-4 mu. Acrylic display plates no ankyerɛ adhesion huammɔdi biara wɔ 6+ asram akyi wɔ ahotew nhyehyɛe koro no ara ase. Sɛ wo NFC tags bɛhyia daa ahotew, nsuo, anaa honam fam dwumadie a, pow sticker wɔ form-factor stage no so, ɛnyɛ bere a wɔde ahyɛ mu akyi.
Wobɛtumihwehwɛ yɛn NFC tag ahorow a wɔahyɛ da ayɛ no nyinaa musɛnea ɛbɛyɛ a wubehu akwan horow a ɛwɔ hɔ ma wo application no.
Ankasa-Wiase Dwumadie a ɛfa NFC Tags ho
Nnipa ɔpepepem 1.2 na wɔde NFC dii dwuma de tuaa sika a wɔmfa wɔn ho nhyɛ mu wɔ afe 2023 mu, sɛnea Gitnux nnwuma akontaabu kyerɛ no. Nanso sikatua yɛ akwan atitiriw asia a nnwumakuw fa so de NFC tag ahorow di dwuma nnɛ no mu biako pɛ.
Katua a wɔmfa wɔn ho nhyɛ mu.Eyi da so ara yɛ ade titiriw a wɔde di dwuma. Mprempren nnwuma a wɔmfa wɔn ho nhyɛ mu no yɛ bɛyɛ 79% wɔ nneɛma a adetɔfo tɔ da biara da wɔ wiase nyinaa, sɛnea Mordor Intelligence a ɛfa Mastercard data ho kyerɛ no. Mobile sika kotoku te sɛ Apple Pay, Google Pay, ne Samsung Pay nyinaa de wɔn ho to NFC so.
Access control ne ahɔhodan mu safe.NFC-ayɛ keycards ne smartphone-based digital keys resi atetesɛm magnetic stripe cards ananmu wɔ ahɔhodan, adwumayɛbea, ne adan a wɔte mu. Wɔ nhwehwɛmu bi a wɔyɛe ntɛm wɔ Clarion Hotel a ɛwɔ Stockholm no mu no, ahɔho a wɔde NFC dijitaal safe di dwuma no mu 60% bɔɔ amanneɛ sɛ wɔkora bɛboro simma 10 so wɔ wɔn tra mu, na 80% kae sɛ wɔbɛkɔ so de mfiridwuma no adi dwuma.
Smart aguadi ne nhwehwɛmu a wɔboaboa ano. NFC-a ɛma Google Review Cards ne smart posters tumima nnwuma kwan ma wɔmfa tap biako boaboa adetɔfo nsɛm ano, enhia sɛ wɔtwe app biara. Adetɔfo bɔ wɔn fon so wɔ NFC gyinabea a wɔakyerɛw din wɔ so so, na nhwehwɛmu kratafa bi bebue ntɛm ara. Saa nhyehyɛe yi renya nkɔso ntɛmntɛm wɔ adidibea ahorow, salon ahorow, ne ɔsom adwuma ahorow mu.Sua pii fa saa su yi ho wɔ yɛn asɛm a ɛfanea enti a NFC Google Review Cards agye din saa.
Aguadeɛ no mu ahotosoɔ ne anti-atoro.NFC chip biara wɔ soronko, factory-hyew UID (Unique Identifier) a wontumi nsakra. Sɛ wɔde asymmetric encryption algorithms ka ho a, eyi ma NFC tags yɛ adwinnade a tumi wom a wɔde hwɛ sɛ nneɛma no yɛ nokware, titiriw wɔ nneɛma a ɛyɛ fɛ, nnuru, ne bobesa mu.Kenkan sɛnea wɔyɛ no ho nsɛm piiNFC nya anti-atoro atoro.
Nneɛma a wɔde kɔ baabiara ne agyapade a wɔde di akyi.Bere a UPS de RFID ne NFC scanning boom wɔ mmeae bɛboro 1,000 a wɔkyekyɛ nneɛma wɔ ne wiase nyinaa ntam nkitahodi mu no, adwumakuw no nyaa a67% a wɔatew so wɔ package misloading rates mu, adwumayɛ mu nkɔso kɛse a ɛmaa pɛtro a wɔde di dwuma ne mframa bɔne a wɔtow gu nso so tew.
Digitals adwuma ho nkrataa.Sɛ́ anka adwumayɛfo bɛkyekyɛ krataa kaad no, wɔde wɔn nkitahodi ho nsɛm (vCard format) hyehyɛ NFC kaad anaa telefon so sticker so. Tap bi de nkitahodi ho kyerɛwtohɔ no nyinaa kɔ nea wogye no no fon so. App biara ho nhia, enhia sɛ wɔkyerɛw.
Mfomso a Wɔtaa Di a Wɔn a Wɔafi Ase Di Dwuma wɔ NFC Tags ho
Bere a yɛde mfe pii ayɛ NFC tags na yɛaboa adetɔfo wɔ nnwuma du du pii mu akyi no, yehu mfomso koro no ara a wɔn a wɔrefi ase no yɛ mpɛn pii. Sɛ wudi kan hu afiri yi a, ebetumi akora wo bere, sika, ne abasamtu so.
Mfomso 1: NFC tags a wɔahyɛ da ayɛ a wɔde besi dade so
Eyi ne ɔhaw biako pɛ a abu so sen biara. NFC tag ahorow a wɔde di dwuma daagyae adwumayɛbere a wɔde gu dade so tẽẽ no. Nea enti a ɛte saa ne abɔde mu nneɛma: dade a ɛwɔ soro no ma eddy currents a ɛtwetwe 13.56 MHz electromagnetic field no na ɛkyinkyim no, na esiw nkitahodi a ɛda tag no ne ɔkenkanfo no ntam no kwan yiye.
Ano aduru no: Fa anti-metal NFC tags di dwuma. Saa tags yi bi ne ferrite shielding layer a ɛda chip/antenna ne dade no ani ntam. Ferrite ade no dan magnetic field nhama no kɔ akyirikyiri fi dade no ho, na ɛma nkitahodi a wotumi de ho to so san ba. Sɛ ɛho hia sɛ wode agyiraehyɛde hyɛ dade shelves, mfiri, IT mfiri, anaa kar so a, anti-dade tags nyɛ nea wopɛ. Wɔhwehwɛ sɛ wɔyɛ.

Ano aduru no:Fa anti-metal NFC tags di dwuma. Saa tags yi bi ne ferrite shielding layer a ɛda chip/antenna ne dade no ani ntam. Ferrite ade no dan magnetic field nhama no kɔ akyirikyiri fi dade no ho, na ɛma nkitahodi a wotumi de ho to so san ba. Sɛ ɛho hia sɛ wode agyiraehyɛde hyɛ dade shelves, mfiri, IT mfiri, anaa kar so a, anti-dade tags nyɛ nea wopɛ. Wɔhwehwɛ sɛ wɔyɛ.
Adwuma a ne bo yɛ mmerɛw ne sɛ wɔbɛma 5–10 mm kwan a ɛda tag ne dade no ntam denam foam spacer a wɔde bedi dwuma so, nanso saa kwan yi nyɛ nea wotumi de ho to so kɛse, ɛnyɛ den pii, na wɔnkamfo nkyerɛ sɛ wɔmfa nni dwuma wɔ aguadi mu.
Mfomso 2: Chip a ɛnteɛ a wobɛpaw ama data payload no
Yɛtaa hu sɛ adetɔfoɔ kra NTAG213 tags ma nnwuma a ɛhia sɛ wɔkora vCard data a ɛdi mũ, na yɛhunu sɛ baiti 144 nnɔɔso mma din, asɛmti, adwumakuo, telefon, email, ne wɛbsaet. Tag no ntumi nyɛ nhyehyɛe anaasɛ ɛsɛ sɛ wotwa mfuw a ɛho hia no mu.
Nsiesiei no:Bu wo data ahwehwɛde ho akontaa ansa na woapaw chip. URL tiawa hia baiti 50–100 (NTAG213 ye). vCard a edi mũ hia baiti 300–600 (paw NTAG215 anaa NTAG216).
Mfomso 3: Wobu w’ani gu telefon so asɛm a ɛtwetwe adwene so
Wɔn a wɔde di dwuma no taa bɔ amanneɛ sɛ NFC tags "nnyɛ adwuma" bere a asɛm no yɛ telefon asɛm a ɛyɛ den ankasa, titiriw nsɛm a wɔasisi-wɔ dade rings, magnetic mounts, anaa MagSafe-style attachments mu. Saa dade nneɛma yi a ɛwɔ asɛm no mu no siw NFC antenna no kwan, na ɛtew akenkan tumi so anaasɛ eyi fi hɔ.
Wɔ yɛn suahu a yɛde boa adetɔnfo afɛfo denam tap-to-review nhyehyɛe ahorow so no, wosiesiee "tag not reading" anwiinwii 10 biara mu 8 bere a adetɔfo no yii wɔn fon asɛm no fii hɔ no. Di kan bisa asɛm no ho asɛm, sesa tag no nea ɛto so abien.
Mfomso 4: Wogyaw tag ahorow a wɔabue wɔ ɔmanfo mmeae
NFC tag a ɛda so ara wɔ "kyerɛw" tebea mu no, obiara a ɔwɔ fon a NFC-atumi ayɛ ne tag-kyerɛw app a wontua hwee betumi akyerɛw so. Wɔahu sɛ agoruyɛfo a wɔyɛ adwemmɔne sesa NFC tag data a ɛfata wɔ mmeae a ɔmanfo wɔ, na wɔdan tap kɔ phishing wɛbsaet anaa malware download nkratafa so sen sɛ wɔbɛkɔ baabi a wɔpɛ sɛ wɔkɔ no.
Adeyɛ a eye sen biara: Bere nyinaa to wo NFC tags no mu ma ɛnkenkan-nko mode wɔ nhyehyɛe akyi. NTAG21x chips boa password-protected locking, na tag no a wobɛto mu daa no siw nsakrae biara a ɛbɛba daakye ano. Wɔ ɔmanfo-hyia deployments ho no, bere ne bere mu honam fam nhwehwɛmu a wo tags nso yɛ papa.
NFC Tag Security: Nea Ɛsɛ sɛ Wuhu
NFC wɔ ahobammɔ fapem a ɛyɛ den, nanso mfiridwuma biara nni hɔ a wontumi mfa nni dwuma ɔkwammɔne so. Nsɛm a wɔaka abom a ɛkari pɛ ni.
Wɔasisi-wɔ ahobanbɔ mfaso mu:
- Akwansin tiawa yɛ adwuma sɛ honam fam ahobammɔ.Esiane sɛ NFC hwehwɛ sɛ ɛbɛn baabi a ɛba fam sen sɛntimita 10 nti, akyirikyiri atie anaasɛ scanning a wɔmma ho kwan no yɛ den yiye wɔ nneyɛe mu. Anka ebehia sɛ ɔtowhyɛfo bi ne wo mfiri no ntam kwan yɛ sɛntimita.
- Nneɛma a wɔde hu nneɛma a ɛyɛ soronko.NFC chip biara wɔ factory-a wɔde ama 7-byte UID a wɔhyew bere a wɔyɛɛ no na wontumi nsakra no wɔ standard tags so.
- Encryption mmoa.NFC tags a ɛkɔ anim a wɔde di dwuma wɔ sikatua kaad mu no de EMV tokenization ne cryptographic protocols a ɛma code soronko ma asɛm biara di dwuma.
- Ntuo mu nkonimdi dodow a ɛba fam koraa.Sɔhwɛ data a Gitnux boaboaa ano kyerɛ sɛ NFC relay ntua, baabi a ɔtowhyɛfo bɔ mmɔden sɛ obesiw na wasan de NFC nkitahodi akɔ no, dii nkonim wɔ nnwuma a wɔasɔ ahwɛ no mu 0.02% pɛ mu wɔ afe 2023 mu.
Asiane ahorow a ɛsɛ sɛ wohu:
- Tag a wɔde di dwuma wɔ ɔmanfo mmeae.Sɛnea yɛaka wɔ atifi hɔ no, wobetumi asan akyerɛw tag ahorow a wɔabue no. Bere nyinaa fa read-only locking di dwuma.
- Skimming dadwen ahorow.Ɛwom sɛ wɔ nsusuwii mu no, ɛyɛ nokware-wiase NFC skimming (obi a okura akenkanfo a ahintaw bɛn wo kaad) yɛ nea ɛntaa nsi koraa na ɛnam nnɛyi encryption, nkitahodi anohyeto, ne hia a ehia sɛ wobɛn wo ho no so brɛ ase.
- Cloning low-ahobanbɔ tags.Basic NFC tags a enni encryption betumi ama wɔn UID ayɛ nea wɔde mfiri titiriw bi ayɛ. Sɛ wopɛ-ahobanbɔ dwumadie a ɛkorɔn te sɛ afiri no mu ahotosoɔ a, fa tags a ɛwɔ asymmetric encryption di dwuma, ɛnyɛ UID-gyinasoɔ adansedie nko ara.
Nea ɛwom ara ne sɛ: NFC fi awosu mu yɛ nea ahobammɔ wom ma nsɛm a wɔde di dwuma dodow no ara. Asiane ahorow fi mfiridwuma no ankasa a wɔde di dwuma wɔ ɔkwan a ɛmfata so (tag ahorow a wɔabue, encryption biara nni hɔ) titiriw na ɛba sen sɛ ebefi mfiridwuma no ankasa mu.
So NFC Fata sɛ Wogye Tom Ma W’adwuma Mprempren yi ara?
Sɛ woahu biribi a ebetumi de NFC tags adi dwuma bere a worekenkan akwankyerɛ yi a, abɔde mu asɛmmisa a edi hɔ ne sɛ: so saa mfiridwuma yi ho akokwaw sɛ wode sika bɛto mu, anaasɛ ɛda so ara yɛ ntɛm dodo?
Mmuae tiawa no ne sɛ NFC ntumi mma bio. Ɛyɛ infrastructure. Nsɛm a ɛwɔ saa asɛm no akyi ni:
- Wiase nyinaa NFC gua no boɔ bɛyɛ dɔla ɔpepepem 21.7 wɔ afe 2024 mu na wɔhwɛ kwan sɛ ɛbɛduru dɔla ɔpepepem 30.5 wɔ afe 2029 mu, na ɛbɛnya nkɔsoɔ wɔ CAGR a ɛyɛ 7.1%, sɛdeɛ MarketsandMarkets kyerɛ no. Saa akontabuo yi gyina NFC sikatua nhyehyeɛ a wɔde adi dwuma dedaw-na egyina hɔ ma nnwumakuo a wɔyɛ adwene a ɛyɛ katee, mfitiaseɛ a nteaseɛ wom ma adwumayɛ nhyehyɛeɛ.
- Sɛnea Verified Market Research kyerɛ no, smartphone ahorow a wɔde mena wiase nyinaa no mu bɛboro 90% mprempren de NFC chips ka ho. Reader hardware no wɔ w’atɔfoɔ ne adwumayɛfoɔ kotokuo mu dedaw.
- Sɛnea Mordor Intelligence de Mastercard data kaa ho asɛm kyerɛ no, nnwuma a wɔmfa wɔn ho nhyɛ mu no yɛ bɛyɛ 79% wɔ nneɛma a adetɔfo tɔ da biara da no mu.
- NFC a wɔfa no retrɛw akɔ akyiri asen sikatua akɔ akwahosan ho nhyehyɛe, ɔfese kwan sohwɛ, akwantu nhyehyɛe, ne nneɛma a wɔde kyekyere nneɛma a nyansa wom mu, a ɔfa biara resi tag{0}}ne-akenkanfo nhyehyɛe koro no ara a ɛwɔ ase a ɛyɛ gyinapɛn dedaw na ɛyɛ adwuma wɔ wiase nyinaa.
Sɛ woahu sɛnea wɔde di dwuma wɔ afã horow a ɛwɔ atifi hɔ no mu, sɛ́ ɛyɛ adetɔfo nhwehwɛmu a wɔboaboa ano, akwan a wɔfa so kɔ hɔ, nneɛma a wɔde di dwuma ho adansedi, anaa agyapade a wɔde hyɛ agyirae no a, mfiridwuma no, gyinapɛn ahorow, ne mfiri no abɔde a nkwa wom nhyehyɛe no ayɛ krado. Anamɔn a edi hɔ ne sɛ wobɛma wo use case no ahyia ne tag specification.
Sɛnea Wobɛpaw NFC Tag a Ɛfata Ma W’ahiade
Ɛho nhia sɛ NFC tag a ɛfata a wobɛpaw no yɛ den. Di gyinaesi kwan yi akyi:
Anamɔn 1: Kyerɛkyerɛ sɛnea wode di dwuma no mu.Adeyɛ bɛn na ɛsɛ sɛ ɛba bere a obi bɔ tag no so no? Bue URL bi? Fa vCard sie? Kanyan sikatua bi? Ma kwan a wɔfa so si dan no? Hwɛ sɛ nneɛma a wɔyɛ no yɛ nokware anaa?
Anamɔn 2: Paw wo chip no gyina data ahiade so.
- URL anaa nsɛm a ɛnyɛ den → NTAG213 (144 bytes, dodow no ara bo-yɛ nea etu mpɔn)
- Digitals adwuma kaad anaa multi-field data → NTAG215 (baiti 504) anaa NTAG216 (baiti 888) .
- Ahobammɔ ho ahotoso a ɛkorɔn → Chips a wɔasisi-wɔ cryptographic engine ahorow mu (kɔ wo demafo nkyɛn)
Anamɔn 3: Paw honam fam nsusuwii factor.
- Nneɛma a ɛyɛ tratraa, a ɛnyɛ-dade a ɛwɔ soro → Standard NFC stickers
- Adwumayɛfoɔ anaa adetɔfo-anim → PVC kaad anaa acrylic gyinabea
- Dadeɛ a ɛwɔ soro → Anti-dadeɛ tags a ɛwɔ ferrite shielding
- Nneɛma a atwa yɛn ho ahyia a ɛyɛ den → Epoxy-encapsulated anaa silicone{1}}sealed tags
- Wɔde di dwuma a wotumi hyɛ → Silicone nsateaa anaa keyfobs
Anamɔn 4: Bisa samples na sɔ hwɛ ansa na woahyɛ bɔ.Sɔ wo tags hwɛ ne fon ankasa, akenkanfo, ne surfaces a wode bedi dwuma wɔ deployment mu. Saa anammɔn baako yi kwati deployment huammɔdi a ɛtaa ba: surface compatibility nsɛm, akenkan-range surprises, ne adhesion haw a ɛda adi wɔ tebea ankasa mu nkutoo.
FAQ
Asɛmmisa: Dɛn na NFC tag kyerɛ?
A: NFC (Near Field Communication) tag yɛ afiri ketewa bi a battery- nni mu a chip ne antenna wom. Ɛde nhama a wɔde asie no kɔ mfiri a NFC-atumi ayɛ te sɛ smartphones so bere a wɔakura mu wɔ sɛntimita kakraa bi mu no. NFC tags yɛ adwuma wɔ 13.56 MHz na amanaman ntam gyinapɛn ahorow a ISO/IEC 14443 ka ho na ɛdi so.Sɛ woahu "NFC tag detected" amanneɛbɔ wɔ wo fon so a, ɛkyerɛ sɛ wo mfiri no huu tag bi a ɛbɛn hɔ na ayɛ krado sɛ ɛbɛkenkan ne data.
Asɛmmisa: Ɔkwan bɛn so na NFC tags yɛ adwuma a battery nni mu?
A: NFC tags de anyinam ahoɔden induction di dwuma. Sɛ afiri bi a ɛkenkan ade (te sɛ smartphone) bɛn a, ne anyinam ahoɔden a ɛwɔ mu no ma ahoɔden a ɛdɔɔso a ɛbɛma tag no chip no anya ahoɔden, na afei ɛde ne data no san kɔ akenkanfo no nkyɛn.
Asɛmmisa: Nsonsonoe bɛn na ɛda NFC tag ne QR code ntam?
A: NFC tag ahorow nam radio asorɔkye so de tap di nkitaho, bere a wɔde mfoninitwa afiri scan QR code ahorow no wɔ aniwa so. NFC tags no yɛ nea wotumi san kyerɛw, ahobammɔ wom kɛse (ɛboa encryption ne password locks), na ɛma osuahu a ɔde di dwuma ntɛmntɛm. QR code ahorow no bo nyɛ den sɛ wɔbɛyɛ nanso enni ahobammɔ na sɛ wɔatintim a, wontumi nyɛ no foforo.
Asɛmmisa: So NFC tags betumi ayɛ adwuma wɔ dade a ɛwɔ soro so?
A: Standard NFC tags di nkogu wɔ dade so esiane electromagnetic interference nti. Anti-metal NFC tags, a ferrite shielding layer ka ho no, wɔayɛ no pɔtee sɛ ɛbɛyɛ adwuma a wotumi de ho to so wɔ metallic surfaces so na wɔde di dwuma kɛse wɔ mfiridwuma, IT, ne logistics dwumadie mu.
Asɛmmisa: Mɛyɛ dɛn apaw NFC tag chip a ɛfata?
A: Fa chip no hyia wo data ahiade. NTAG213 (144 bytes) yɛ adwuma ma URL ntiantiaa na ɛyɛ nea ne bo yɛ den sen biara. NTAG215 (504 bytes) fata dijitaal adwuma kaad ne data adesoa a ɛwɔ ntam. NTAG216 (888 bytes) di data payloads akɛseɛ ho dwuma. Baasa no nyinaa ne NFC smartphones hyia wɔ amansan nyinaa mu.
Woasiesie Wo Ho sɛ Wobɛhyɛ aseɛ De NFC Tags?
Sɛ́ ebia wuhia NFC sticker 100 ma aguadi pilot anaasɛ custom-printed anti-metal tags 100,000 ma industrial deployment no, tag a ɛfata a wobɛpaw no fi ase denam w’ahiade ahorow a wobɛte ase na wo ne ɔdemafo a ɔyɛ nneɛma a ɔyɛ adwuma, na ɛnyɛ sɛ wobɛsan tɔn kɛkɛ.
Wɔ Syntek no, yɛyɛ NFC tags wɔ-fie a yɛn ankasa chip-bonding line, mold production facility, ne printing equipment, a da biara bonding tumi boro chips 100,000. Yɛboa OEM amanne ahyɛde, de nhwɛsode ahorow a wontua hwee ma, na yɛde mena wiase nyinaa.
Hwehwɛ yɛn NFC tag nneɛma a yɛde yɛ adwuma no nyinaa mu →
So adwuma pɔtee bi wɔ w’adwenem?Wo ne yɛn nni nkitahoama mfiridwuma ho afotu ne nhwɛsode ahorow a wontua hwee.
Syntek Smart Technology Co., Ltd. RFID ne NFC nneɛma yɛfo na ɛtintimii fi afe 2006. ISO 9001 adansedie.
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