Android Question facebook hash key 28 chars

[ShadTech]

when i tries to publish my app in facebook ads to be directly installed
face book neet me to provide the 28 char hash key
and it provide the following command to get that hash

keytool -exportcert -alias androiddebugkey -keystore ~/.android/debug.keystore | openssl sha1 -binary | openssl base64

i already created my release ***.keystore and its password and uploaded the aab to google play but i don't know how to run that command to get th 28 key hash
,,,
any one tried that before or has idea how to do that step by step???
i will be really thankful for that

 

[Erel]

Run this code in B4J or B4A:

Dim bc As ByteConverter
Dim b() As Byte = bc.HexToBytes("85:58:1D:...".Replace(":", "")) 'SHA1 from Tools - Private Sign Key
Dim su As StringUtils
Log(su.EncodeBase64(b))

 

[ShadTech]

Run this code in B4J or B4A:

Dim bc As ByteConverter
Dim b() As Byte = bc.HexToBytes("85:58:1D:...".Replace(":", "")) 'SHA1 from Tools - Private Sign Key
Dim su As StringUtils
Log(su.EncodeBase64(b))

thank you Mr Erel for respond
but from where i can get the hash (85:58:1D:...) ??

 

[Erel]

Tools - Private Sign Key - SHA1

 

[ShadTech]

Tools - Private Sign Key - SHA1

this a Tools - Private Sign Key but cant find SHA1

 

[DonManfred]

this a Tools - Private Sign Key but cant find SHA1

make the window BIGGER