macOS Big Sur Release 11.2 (Build 20D64) Full Installer Checksum Information.

Released February 1, 2021. 
Size: 12.24 GB (12240 MB)

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Checksums for the 'SharedSupport.dmg' file under /Contents/SharedSupport/

SHA1:    f91e0ecec3ef18e492567e0f737f8eed01c9ba01
SHA256:  b81ef85aa9b0d6c9656e28681b7b82f1ffe6e3a041bb78bab2f92a26f32ee332
MD5:     2d6586db9471986c0a60b5cd19065238

Checksums for the 'Install_macOS_Big_Sur.app.zip' archive

SHA1:    8c9ec46e870ca79ac0530dbe36d681fd4b0f7860
SHA256:  8fb1db8b64d25b3f4f11f3105186610fcdb2ed916348e4def03dc3d089294067
MD5:     10bf8a28f9f26c41ed43659152980d58