1 files changed, 5 insertions, 5 deletions
diff --git a/core/crypt.go b/core/crypt.go
index f741b8e..19a8420 100644
--- a/core/crypt.go
+++ b/core/crypt.go
@@ -2,24 +2,24 @@ package core
 
 import (
 	"bytes"
-	"crypto/sha256"
+	"crypto/sha1"
 	"fmt"
 	"io"
 	"strings"
 )
 
 func calculateStringHash(a string) (string, error) {
-	hash := sha256.New()
+	hash := sha1.New()
 	hash.Write([]byte(a))
-	hashInBytes := hash.Sum(nil)[:32]
+	hashInBytes := hash.Sum(nil)[:20]
 	return strings.TrimSpace(fmt.Sprintf("%x", hashInBytes)), nil
 }
 
 func CalculateBlockHash(block []byte) (string, error) {
-	hash := sha256.New()
+	hash := sha1.New()
 	if _, err := io.Copy(hash, bytes.NewReader(block)); err != nil {
 		return "", err
 	}
-	hashInBytes := hash.Sum(nil)[:32]
+	hashInBytes := hash.Sum(nil)[:20]
 	return strings.TrimSpace(fmt.Sprintf("%x", hashInBytes)), nil
 }