Main yahan ek downloaded file ka checksum kaise verify karoon?

Downloaded file box par drop karein, phir jo checksum project ne publish kiya use verify field mein paste karein. Agar woh kisi bhi computed digest ke barabar ho, to us algorithm ke agal ek green 'Match' badge aata hai aur file intact hai.

Ek file checksum ke liye kaunsa behtar hai, MD5 ya SHA-256?

SHA-256 safer default hai — MD5 aur SHA-1 engineered collisions se forge ho sakte hain, isliye unhe sirf accidental corruption pakadne ke liye use karein. Ek installer ya release artifact verify karne ke liye, hamesha SHA-256 (ya SHA-512) compare karein.

Kya pasted checksum lowercase ya exactly formatted hona zaroori hai?

Nahi. Match case-insensitive hai aur spaces, newlines, aur ek trailing filename strip kar deta hai, isliye aap ek hash seedhe ek release page ya ek sha256sum line se paste kar sakte hain use pehle saaf kiye bina.

Kya yeh tool bade ISO ya disk-image files hash kar sakta hai?

Haan. Files aapke device par fixed-size chunks mein padhi aur hash hoti hain, isliye multi-gigabyte ISOs poori file ko ek buffer mein load kiye bina kaam karte hain. Speed aapke disk aur CPU par depend karti hai, ek network par nahi.

MD5, SHA-1, aur SHA-256 alag lengths kyun dete hain?

Har algorithm ek fixed digest size emit karta hai: MD5 128 bits hai (32 hex chars), SHA-1 160 bits (40 chars), SHA-256 256 bits (64 chars), aur SHA-512 512 bits (128 chars). Tool har ek ko label karta hai taaki aap like with like compare karein.

File Hash & Checksum Calculator

Kisi bhi file ko drop karke uske MD5, SHA-1, SHA-256 aur SHA-512 checksums compute karein aur use ek expected hash ke against verify karein — sab aapke browser mein.

File Hash Checksum tool poori tarah aapke browser mein chalta hai. Jo file aap drop karte hain woh aapke device par padhi jaati hai aur uske bytes kabhi ArrayKit ko upload nahi hote — sirf resulting hashes aapko dikhaye jaate hain.

Text Hash Generator kholein

File Hash & Checksum ke baare mein

File Hash Checksum tool aapki drop ki gayi file padhta hai aur uske MD5, SHA-1, SHA-256, aur SHA-512 digests saath-saath compute karta hai, taaki aap confirm kar sakein ki ek download intact aaya ya ek manifest ke liye ek file fingerprint kar sakein. Ek project apne release page par jo checksum publish karta hai use verify box mein paste karein aur tool aapko bilkul batata hai ki woh kaunse digest se match karta hai, case aur stray spaces ignore karte hue, taaki ek copied "<hash> filename.iso" line bhi line up ho jaaye. Yeh ek installer chalane, ek ISO flash karne, ya ek mirror se ek artifact trust karne se pehle ki everyday check hai. Kyunki hashing aapke device par hoti hai, multi-gigabyte files bhi chunks mein padhi jaati hain aur kabhi browser se bahar nahi jaati — kuch upload nahi hota, isliye aap private ya sensitive files safely verify kar sakte hain.

Features

Ek dropped file ke liye ek saath MD5, SHA-1, SHA-256, aur SHA-512 compute karta hai
Drag-and-drop ya click karke kisi bhi type ya size ki koi bhi file pick karein
Ek instant, highlighted match verdict paane ke liye ek expected checksum paste karein
Match case-insensitive hai aur spaces, newlines, aur ek trailing filename tolerate karta hai
Aapke pasted hash ki length se detect karta hai ki woh kaunse algorithm se hai
Kisi bhi individual digest ko ek click mein copy karein
Bade files chunks mein hash hote hain taaki tab responsive rahe
Poori tarah aapke device par chalta hai — file bytes kabhi upload nahi hote

File Hash & Checksum kaise use karein

Ek file box par drop karein, ya ek chunne ke liye us par click karein
Tool jo MD5, SHA-1, SHA-256, aur SHA-512 checksums compute karta hai woh padhein
Download page se expected checksum verify field mein paste karein
Confirm karein ki matching digest ke agal ek highlighted 'Match' badge aaye

Example

Input

file: ubuntu-24.04.iso
expected: BA7816BF8F01CFEA414140DE5DAE2223B00361A396177A9CB410FF61F20015AD

Output

SHA-256 ✓ Match — the download is intact

Pasted digest file ke SHA-256 se match karta hai, case aur spacing ignore karte hue.

Common errors aur troubleshooting

Expected hash 'No match' dikhata hai lekin aapko lagta hai file theek hai. — Sunishchit karein ki aapne poora digest copy kiya aur sahi algorithm compare kiya — ek MD5 (32 chars) kabhi ek SHA-256 (64 chars) ke barabar nahi hoga. Source ke published checksum se dobara copy karein.
Publisher checksum ko ek .sha256sum file mein uske baad filename ke saath list karta hai. — Poori line paste karein — tool sirf leading hex token rakhta hai, isliye ek trailing ' filename.iso' automatically ignore ho jaata hai.
Do alag files ne same MD5 produce kiya. — MD5 deliberate collisions ke against broken hai. Kisi bhi security-sensitive cheez ke liye SHA-256 ya SHA-512 result trust karein; MD5 sirf accidental-corruption checks ke liye use karein.
Ek bahut bada file hash hone mein thoda waqt lagta lagta hai. — Multi-gigabyte files aapke device par chunks mein padhi aur hash hoti hain; use finish hone dein. Kuch upload nahi hota, isliye time sirf aapki machine ke disk aur CPU par depend karta hai.

Aksar pooche jaane wale sawaal

Main yahan ek downloaded file ka checksum kaise verify karoon?: Downloaded file box par drop karein, phir jo checksum project ne publish kiya use verify field mein paste karein. Agar woh kisi bhi computed digest ke barabar ho, to us algorithm ke agal ek green 'Match' badge aata hai aur file intact hai.
Ek file checksum ke liye kaunsa behtar hai, MD5 ya SHA-256?: SHA-256 safer default hai — MD5 aur SHA-1 engineered collisions se forge ho sakte hain, isliye unhe sirf accidental corruption pakadne ke liye use karein. Ek installer ya release artifact verify karne ke liye, hamesha SHA-256 (ya SHA-512) compare karein.
Kya pasted checksum lowercase ya exactly formatted hona zaroori hai?: Nahi. Match case-insensitive hai aur spaces, newlines, aur ek trailing filename strip kar deta hai, isliye aap ek hash seedhe ek release page ya ek sha256sum line se paste kar sakte hain use pehle saaf kiye bina.
Kya yeh tool bade ISO ya disk-image files hash kar sakta hai?: Haan. Files aapke device par fixed-size chunks mein padhi aur hash hoti hain, isliye multi-gigabyte ISOs poori file ko ek buffer mein load kiye bina kaam karte hain. Speed aapke disk aur CPU par depend karti hai, ek network par nahi.
MD5, SHA-1, aur SHA-256 alag lengths kyun dete hain?: Har algorithm ek fixed digest size emit karta hai: MD5 128 bits hai (32 hex chars), SHA-1 160 bits (40 chars), SHA-256 256 bits (64 chars), aur SHA-512 512 bits (128 chars). Tool har ek ko label karta hai taaki aap like with like compare karein.

Related tools

Hash Generator — Web Crypto API ke through SHA-256 / SHA-1 / SHA-384 / SHA-512.
HMAC Generator — Ek message ko secret key se SHA-256/512 HMAC se sign karein
Bcrypt Generator — Ek password ko bcrypt se hash karein ya ek hash verify karein
Base64 Encode / Decode — UTF-8 safe Base64 encoding aur decoding.
X.509 Certificate Decoder — Ek PEM ya DER certificate ko subject, issuer, validity, SANs aur fingerprints mein decode karein.
Password Generator — Strength meter ke saath strong, random passwords generate karein (crypto-secure).