USDC (USDC) là gì?

USDC (viet tat cua USD Coin) la mot dong do la ky thuat so ton tai tren blockchain. Day la mot loai tien ma hoa duoc goi la stablecoin (dong tien duoc xay dung de duy tri gia tri on dinh), va duoc thiet ke sao cho 1 USDC luon co gia tri khoang 1 do la My. No do cong ty Circle sang lap, va hien la mot trong nhung tien ma hoa lon nhat the gioi, dang xep thu 5 theo von hoa thi truong.

USDC la gi theo nghia don gian?

Hay tuong tuong ban giao cho mot ngan hang tin cay mot to do la that, va ngan hang do tra lai cho ban mot phieu chung tu so dac biet ghi rang "day co gia tri dung mot do la, bat ky luc nao ban muon lay lai". Phieu chung tu do ve co ban chinh la USDC. Voi moi dong USDC ton tai, cong ty dung sau no cam ket giu mot do la My that su (hoac vat tuong duong an toan, nhu trai phieu chinh phu My ngan han) trong quy du tru.

Day chinh la dieu phan biet USDC voi cac dong tien nhu Bitcoin hay Ethereum, nhung loai co gia ca tang giam moi ngay. Vi USDC duoc bao dam bang do la that, gia cua no giu gan muc $1,00. Su on dinh do chinh la muc dich cot loi - day la mot dong tien binh tinh, co the du doan duoc trong mot thi truong day bien dong du doi.

USDC hoat dong nhu the nao?

USDC chay tren mot blockchain (hay nghi no nhu mot cuon so ghi chep chung ma ai cung co the doc, nhung khong ai co the bi mat xoa hay gia mao). Khi ban gui USDC cho ban be, giao dich do duoc ghi vao cuon so nen khong the bi gian lan hay hoan lai boi nguoi la.

Y tuong don gian dang sau no hoat dong nhu sau:

• Ban gui do la My that den Circle (cong ty phat hanh USDC).
• Circle tao ra - hay duc (tao ra dong tien moi) - cung so luong USDC va trao cho ban.
• Khi ban muon lay lai do la, ban tra lai USDC, va Circle dot (pha huy vinh vien) nhung dong tien do va gui tien mat that cho ban.

Quy tac "mot dong vao, mot do la ra" giup gia tri luon can bang. De chung minh do la that su ton tai, Circle cong bo bao cao dinh ky tu cac cong ty ke toan ben ngoai kiem tra quy du tru. USDC cung khong chi gan ket voi mot blockchain duy nhat - no hoat dong tren nhieu mang luoi, bao gom Ethereum, Solana, Base va nhieu mang khac, nen moi nguoi co the su dung no o hau nhu bat cu dau trong the gioi crypto.

Ai da tao ra USDC va khi nao?

USDC duoc ra mat vao nam 2018. No do Circle, mot cong ty cong nghe tai chinh co tru so tai My, cung voi san giao dich tien ma hoa Coinbase tao ra thong qua mot hop tac goi la Centre Consortium. Ve sau, Circle dam nhan toan bo trach nhiem phat hanh va quan ly USDC.

Ngay tu dau, muc tieu la xay dung mot stablecoin ma ca doanh nghiep lan co quan quan ly deu co the tin tuong. Day la ly do Circle dau tu manh vao cac quy dinh, su minh bach va quy du tru duoc kiem toan - ho muon USDC cam giac an toan va "nham chan" nhu mot to do la that, dieu ma trong the gioi tai chinh lai la mot loi khen ngoi lon.

USDC duoc dung de lam gi?

Vi USDC hoat dong nhu mot dong do la ky thuat so chuyen dong voi toc do internet, moi nguoi su dung no cho nhieu muc dich thiet thuc:

• Bao toan gia tri an toan: Cac trader chuyen sang USDC khi gia crypto bien dong dang so, giu tien trong mot thu on dinh ma khong can roi khoi the gioi crypto.
• Gui tien toan cau: Ban co the gui USDC den bat ky dau tren hanh tinh chi trong vai phut, thuong voi phi rat thap, ma khong can cho ngan hang xu ly nhieu ngay.
• Mua va giao dich crypto: Nhieu san giao dich dung USDC lam dong tien co so de mua ban cac dong tien khac.
• DeFi (Tai chinh phi tap trung): Day la cac ung dung tai chinh khong co ngan hang truyen thong o giua. Moi nguoi cho vay, vay muon va kiem lai suat bang USDC.
• Thanh toan: Mot so cong ty va cua hang truc tuyen chap nhan USDC truc tiep de thanh toan hang hoa va dich vu.

Noi ngan gon, USDC co gang ket hop su tin tuong cua mot dong do la binh thuong voi toc do va tinh mo cua blockchain.

Dieu gi lam USDC khac biet?

Co mot so stablecoin tren thi truong, vay tai sao USDC lai noi bat? Diem manh lon nhat cua no la su minh bach va niem tin. Circle la mot cong ty My duoc quan ly, va ho thuong xuyen cong bo bang chung rang nhung dong do la bao dam cho USDC that su ton tai. Nhieu nguoi chon USDC dac biet vi ho tin rang quy du tru cua no duoc giu trong cac tai san an toan, de tiep can nhu tien mat va no ngan han cua chinh phu My.

Viec USDC duoc ho tro rong rai cung la mot loi the. No hoat dong tren hang chuc blockchain va duoc chap nhan boi rat nhieu san giao dich, vi, va ung dung. Dieu do khien no tro thanh mot trong nhung stablecoin de su dung nhat trong cuoc song crypto hang ngay. USDC thuong duoc mo ta la stablecoin "tuan thu truoc tien" - loai duoc xay dung de phoi hop tot voi ngan hang va chinh phu thay vi lanh tranh ho.

Lam the nao de mua va luu tru USDC?

Lay USDC kha don gian, ngay ca voi nguoi moi bat dau hoan toan. Cach pho bien nhat la su dung mot san giao dich tien ma hoa (website hoac ung dung noi ban doi tien lay crypto, nhu Coinbase, Kraken hoac Binance). Ban tao tai khoan, nap tien thong thuong va doi lay USDC theo ti le xap xi 1 an 1.

Khi co USDC, ban can mot noi de giu no. Noi do duoc goi la vi, va co hai loai chinh:

• Vi nong (hot wallet): Mot ung dung hoac cong cu trinh duyet ket noi internet (nhu MetaMask). Tien loi cho su dung hang ngay nhung bi lo nhieu hon mot chut truoc hacker.
• Vi lanh (cold wallet): Mot thiet bi vat ly (nhu Ledger hoac Trezor) giu trang thai ngoai mang. An toan hon de giu so luong lon trong dai han.

Quy tac vang: khong bao gio chia se cum tu khoi phuc (seed phrase) (danh sach cac tu bi mat kiem soat vi cua ban). Bat ky ai co no deu co the lay tat ca dong tien cua ban, va trong crypto khong co nut "quen mat khau".

USDC co an toan khong? Nhung rui ro can biet

USDC nhin chung duoc coi la mot trong nhung stablecoin dang tin cay hon, nhung "dang tin cay" khong co nghia la "khong rui ro". Sau day la nhung rui ro trung thuc can hieu:

• Phu thuoc vao mot cong ty. USDC duoc Circle van hanh. Neu co dieu gi do nghiem trong xay ra voi cong ty hoac quy du tru cua ho, no co the anh huong den dong tien. Day goi la rui ro doi tac (nguy co ben kia khong the giu loi hua).
• Gia neo co the dao dong. Rat hiem khi, trong cac cuoc hoang loan ngan hang, USDC tung giao dich giam nhe xuong duoi $1 truoc khi phuc hoi nhanh. Gia tri $1 la mot muc tieu vung chac, khong phai mot dam bao than ky.
• Cac quy dinh co the thay doi. Chinh phu cac nuoc tren the gioi van dang viet ra cac luat moi cho stablecoin, va nhung quy dinh tuong lai co the anh huong den cach USDC duoc su dung.
• Ban van co the mat no. Lua dao, tan cong gia mao va cum tu khoi phuc bi mat khien moi nguoi mat USDC giong nhu bat ky crypto nao khac.

Khong co dieu nao trong so nay co nghia la USDC la xau - no don gian co nghia la ban nen hieu minh dang nam giu gi. Nhu thuong le, hay tu nghien cuu truoc khi bo tien vao bat cu thu gi, va khong bao gio dau tu nhieu hon so tien ban co the chiu dung mat. Day khong phai la loi khuyen tai chinh.

Cau hoi thuong gap ve USDC

USDC co giong voi do la My that khong?

Khong hoan toan. USDC la mot dong tien ky thuat so duoc bao dam boi do la My va cac quy du tru tuong duong do la, duoc thiet ke de luon co gia tri khoang $1. No giong mot khieu uoc quyen keo so voi mot to do la tham hon la to do la that, nhung tren thuc te no duoc tao ra de hoat dong y het nhu mot to do la.

Gia USDC co the thay doi khong?

No duoc xay dung de giu muc $1, va hau nhu luon la nhu vay. Hiem khi, thuong trong nhung giai doan thi truong hoac ngan hang bi suc ep, no co the di chuyen nhe len tren hoac xuong duoi $1 trong mot thoi gian ngan truoc khi quay lai muc tieu.

Su khac biet giua USDC va Bitcoin la gi?

Bitcoin duoc thiet ke de tang (hoac giam) gia tri va khong gan voi bat ky tien te nao, nen gia cua no bien dong. USDC duoc thiet ke de giu on dinh muc $1. Bitcoin giong mot tai san ky thuat so de dau tu hon; USDC giong tien mat ky thuat so de su dung va giu on dinh hon.

USDC co phai la cach tot de bat dau voi crypto khong?

Nhieu nguoi moi bat dau thich USDC vi gia tri on dinh cua no giup de hieu hon so voi cac dong tien bien dong manh. Day la buoc dau pho bien de tim hieu cach vi, chuyen khoan va san giao dich hoat dong ma khong co su cang thang tu nhung thay doi gia lien tuc. Tuy nhien, hay nho rang no co nhung rui ro rieng va khong phai la phuong tien luu tru gia tri duoc bao dam.