diff --git a/prowler b/prowler
index 672c391d..6c570ebd 100755
--- a/prowler
+++ b/prowler
@@ -528,7 +528,7 @@ check14(){
       # textWarn "Users with access key 1 older than 90 days:"
       for user in $LIST_OF_USERS_WITH_ACCESS_KEY1; do
         # check access key 1
-        DATEROTATED1=$(cat $TEMP_REPORT_FILE | grep -v user_creation_time | grep $user| awk -F, '{ print $10 }' | grep -v "N/A" | awk -F"T" '{ print $1 }')
+        DATEROTATED1=$(cat $TEMP_REPORT_FILE | grep -v user_creation_time | grep "^${user},"| awk -F, '{ print $10 }' | grep -v "N/A" | awk -F"T" '{ print $1 }')
         HOWOLDER=$(how_older_from_today $DATEROTATED1)
 
         if [ $HOWOLDER -gt "90" ];then
@@ -547,7 +547,7 @@ check14(){
       # textWarn "Users with access key 2 older than 90 days:"
       for user in $LIST_OF_USERS_WITH_ACCESS_KEY2; do
         # check access key 2
-        DATEROTATED2=$(cat $TEMP_REPORT_FILE | grep -v user_creation_time | grep $user| awk -F, '{ print $10 }' | grep -v "N/A" | awk -F"T" '{ print $1 }')
+        DATEROTATED2=$(cat $TEMP_REPORT_FILE | grep -v user_creation_time | grep "^${user},"| awk -F, '{ print $10 }' | grep -v "N/A" | awk -F"T" '{ print $1 }')
         HOWOLDER=$(how_older_from_today $DATEROTATED2)
         if [ $HOWOLDER -gt "90" ];then
           textWarn " $user has not rotated access key2. "
@@ -817,8 +817,8 @@ check123(){
   textTitle "$ID123" "$TITLE123" "NOT_SCORED" "LEVEL1"
   LIST_USERS=$($AWSCLI iam list-users --query 'Users[*].UserName' --output text $PROFILE_OPT --region $REGION)
   # List of USERS with KEY1 last_used_date as N/A
-  LIST_USERS_KEY1_NA=$(for user in $LIST_USERS; do grep $user $TEMP_REPORT_FILE|awk -F, '{ print $1,$11 }'|grep N/A |awk '{ print $1 }'; done)
-  LIST_USERS_KEY1_ACTIVE=$(for user in $LIST_USERS_KEY1_NA; do grep $user $TEMP_REPORT_FILE|awk -F, '{ print $1,$9 }'|grep "true$"|awk '{ print $1 }'|sed 's/[[:blank:]]+/,/g' ; done)
+  LIST_USERS_KEY1_NA=$(for user in $LIST_USERS; do grep "^${user}," $TEMP_REPORT_FILE|awk -F, '{ print $1,$11 }'|grep N/A |awk '{ print $1 }'; done)
+  LIST_USERS_KEY1_ACTIVE=$(for user in $LIST_USERS_KEY1_NA; do grep "^${user}," $TEMP_REPORT_FILE|awk -F, '{ print $1,$9 }'|grep "true$"|awk '{ print $1 }'|sed 's/[[:blank:]]+/,/g' ; done)
   if [[ $LIST_USERS_KEY1_ACTIVE ]]; then
     for user in $LIST_USERS_KEY1_ACTIVE; do
       textNotice "$user has never used Access Key 1"
@@ -827,8 +827,8 @@ check123(){
     textOK "No users found with Access Key 1 never used"
   fi
   # List of USERS with KEY2 last_used_date as N/A
-  LIST_USERS_KEY2_NA=$(for user in $LIST_USERS; do grep $user $TEMP_REPORT_FILE|awk -F, '{ print $1,$16 }'|grep N/A |awk '{ print $1 }' ; done)
-  LIST_USERS_KEY2_ACTIVE=$(for user in $LIST_USERS_KEY2_NA; do grep $user $TEMP_REPORT_FILE|awk -F, '{ print $1,$14 }'|grep "true$" |awk '{ print $1 }' ; done)
+  LIST_USERS_KEY2_NA=$(for user in $LIST_USERS; do grep "^${user}," $TEMP_REPORT_FILE|awk -F, '{ print $1,$16 }'|grep N/A |awk '{ print $1 }' ; done)
+  LIST_USERS_KEY2_ACTIVE=$(for user in $LIST_USERS_KEY2_NA; do grep "^${user}," $TEMP_REPORT_FILE|awk -F, '{ print $1,$14 }'|grep "true$" |awk '{ print $1 }' ; done)
   if [[ $LIST_USERS_KEY2_ACTIVE ]]; then
     for user in $LIST_USERS_KEY2_ACTIVE; do
       textNotice "$user has never used Access Key 2"