diff --git a/tests/dcaegen2-collectors-datafile/resources/common-keywords.robot b/tests/dcaegen2-collectors-datafile/resources/common-keywords.robot
index a36833e..c425fe2 100644
--- a/tests/dcaegen2-collectors-datafile/resources/common-keywords.robot
+++ b/tests/dcaegen2-collectors-datafile/resources/common-keywords.robot
@@ -44,3 +44,13 @@
 	${cli_cmd_output}=          Run Process                    ${DFC_ROOT}/dfc-start.sh   cwd=${DFC_ROOT}   env:SIMGROUP_ROOT=${SIMGROUP_ROOT}
     Log To Console              Dfc-start:
     Log To Console              ${cli_cmd_output.stdout} ${cli_cmd_output.stderr}
+
+
+Test Teardown
+	[Documentation]				Cleanup containers
+    ${cli_cmd_output}=          Run Process             ${SIMGROUP_ROOT}/simulators-kill.sh
+    Log To Console              ${cli_cmd_output.stdout} ${cli_cmd_output.stderr}
+    ${cli_cmd_output}=          Run Process             ${DFC_ROOT}/dfc-kill.sh
+    Log To Console              ${cli_cmd_output.stdout} ${cli_cmd_output.stderr}
+    ${cli_cmd_output}=          Run Process             ${DFC_ROOT}/../dfc-containers-clean.sh           stderr=STDOUT
+    Log To Console              Dfc containter clean: ${cli_cmd_output.stdout} ${cli_cmd_output.stderr}
diff --git a/tests/dcaegen2-collectors-datafile/testsuites/Functional-Single-File-suite/FuncSingleFile.robot b/tests/dcaegen2-collectors-datafile/testsuites/Functional-Single-File-suite/FuncSingleFile.robot
index 5b9048f..1d87cfb 100755
--- a/tests/dcaegen2-collectors-datafile/testsuites/Functional-Single-File-suite/FuncSingleFile.robot
+++ b/tests/dcaegen2-collectors-datafile/testsuites/Functional-Single-File-suite/FuncSingleFile.robot
@@ -53,7 +53,6 @@
 Verify Single Event From Event Poll To Published File
     [Documentation]                 Keyword to verify single event with file with given parameters.
     [Arguments]                     ${file_size_in_mb}    ${mr_tc}    ${ftp_type}
-    ${cli_cmd_output}=              Run Process     ${DFC_ROOT}/../dfc-containers-clean.sh
     Set Environment Variable        MR_TC                   ${mr_tc}
     Set Environment Variable        FILE_SIZE               ${file_size_in_mb}MB
     Set Environment Variable        FTP_TYPE                ${ftp_type}
@@ -85,10 +84,8 @@
     Wait Until Keyword Succeeds     1 minute      10 sec    DR Sim Query Not Published Equal    1                       #Verify 1 query response for not published files
     Wait Until Keyword Succeeds     1 minute      10 sec    DR Sim Published Files Equal        1                       #Verify 1 file published to DR sim
     DR Redir Sim Downloaded Volume Equal          ${file_size_in_mb} 000 000                                            #Verify correct number of bytes published file data in DR redir sim
-    ${cli_cmd_output}=              Run Process             ${SIMGROUP_ROOT}/simulators-kill.sh
-    Log To Console                  ${cli_cmd_output.stdout} ${cli_cmd_output.stderr}
-    ${cli_cmd_output}=              Run Process             ${DFC_ROOT}/dfc-kill.sh
-    Log To Console                  ${cli_cmd_output.stdout} ${cli_cmd_output.stderr}
+
+    [Teardown]                      Test Teardown
 
 Set Default Environment Variables
     [Documentation]                 Set default environment variables for simulators setup
diff --git a/tests/dcaegen2-collectors-datafile/testsuites/Strict-Host-Checking-suite/StrictHostChecking.robot b/tests/dcaegen2-collectors-datafile/testsuites/Strict-Host-Checking-suite/StrictHostChecking.robot
new file mode 100755
index 0000000..3962d4e
--- /dev/null
+++ b/tests/dcaegen2-collectors-datafile/testsuites/Strict-Host-Checking-suite/StrictHostChecking.robot
@@ -0,0 +1,112 @@
+*** Settings ***
+Library        OperatingSystem
+Library        RequestsLibrary
+Library        Process
+
+Resource    ../../resources/common-keywords.robot
+
+Test Teardown
+
+*** Variables ***
+${CONSUL_UPL_APP}                   /usr/bin/curl -v http://127.0.0.1:8500/v1/kv/dfc_app0?dc=dc1 -X PUT -H 'Accept: application/json' -H 'Content-Type: application/json' -H 'X-Requested-With: XMLHttpRequest' --data-binary @${SIMGROUP_ROOT}/consul/c12_feed2_PM_MEAS.json
+${CONSUL_UPL_APP_INSECURE_SFTP}     /usr/bin/curl -v http://127.0.0.1:8500/v1/kv/dfc_app0?dc=dc1 -X PUT -H 'Accept: application/json' -H 'Content-Type: application/json' -H 'X-Requested-With: XMLHttpRequest' --data-binary @${SIMGROUP_ROOT}/consul/c12_feed2_PM_MEAS_no_strict_host_key_checking.json
+${CONSUL_GET_APP}                   /usr/bin/curl -v http://127.0.0.1:8500/v1/kv/dfc_app0?raw
+${CBS_GET_MERGED_CONFIG}            /usr/bin/curl -v http://127.0.0.1:10000/service_component_all/dfc_app0
+
+*** Test Cases ***
+
+######### Single file, SFTP, various SFTP Strict host key checking settings
+
+Verify single event with SFTP file, when host known and strict host key checking enabled. From event poll to published file
+    [TAGS]                          DFC_STRICT_HOST_KEY_CHECKING_1
+    [Documentation]                 Verify single event with SFTP file, when host known and strict host key checking enabled. From event poll to published file.
+    [Setup]  Setup Strict Host Key Checking Test  ${CONSUL_UPL_APP}  all_hosts_keys
+
+    Wait Until Keyword Succeeds     1 minute      10 sec    MR Sim Emitted Files Equal          1                       #Verify 1 file emitted from MR sim
+    Wait Until Keyword Succeeds     1 minute      10 sec    DR Sim Query Not Published Equal    1                       #Verify 1 query response for not published files
+    Wait Until Keyword Succeeds     1 minute      10 sec    DR Sim Published Files Equal        1                       #Verify 1 file published to DR sim
+    DR Redir Sim Downloaded Volume Equal          1 000 000                                                             #Verify 1 000 000 bytes published file data in DR redir sim
+
+    [Teardown]                      Test Teardown
+
+Verify single event with SFTP file, when host unknown and strict host key checking disabled. From event poll to published file
+    [TAGS]                          DFC_STRICT_HOST_KEY_CHECKING_2
+    [Documentation]                 Verify single event with SFTP file, when host unknown and strict host key checking disabled. From event poll to published file.
+    [Setup]  Setup Strict Host Key Checking Test  ${CONSUL_UPL_APP_INSECURE_SFTP}  known_hosts_empty
+
+    Wait Until Keyword Succeeds     1 minute      10 sec    MR Sim Emitted Files Equal          1                       #Verify 1 file emitted from MR sim
+    Wait Until Keyword Succeeds     1 minute      10 sec    DR Sim Query Not Published Equal    1                       #Verify 1 query response for not published files
+    Wait Until Keyword Succeeds     1 minute      10 sec    DR Sim Published Files Equal        1                       #Verify 1 file published to DR sim
+    DR Redir Sim Downloaded Volume Equal          1 000 000                                                             #Verify 1 000 000 bytes published file data in DR redir sim
+
+    [Teardown]                      Test Teardown
+
+Verify single event with SFTP file, when no known hosts file and strict host key checking enabled. From event poll to published file
+    [TAGS]                          DFC_STRICT_HOST_KEY_CHECKING_3
+    [Documentation]                 Verify single event with SFTP file, when host unknown and strict host key checking enabled. File not published.
+    [Setup]  Setup Strict Host Key Checking Test  ${CONSUL_UPL_APP}  no_known_hosts_file
+
+    Wait Until Keyword Succeeds     1 minute      10 sec    MR Sim Emitted Files Equal          1                       #Verify 1 file emitted from MR sim
+    Wait Until Keyword Succeeds     1 minute      10 sec    DR Sim Query Not Published Equal    1                       #Verify 1 query response for not published files
+    Wait Until Keyword Succeeds     1 minute      10 sec    DR Sim Published Files Equal        1                       #Verify 1 file published to DR sim
+    DR Redir Sim Downloaded Volume Equal          1 000 000                                                             #Verify 1 000 000 bytes published file data in DR redir sim
+
+    [Teardown]                      Test Teardown
+
+
+
+Verify single event with SFTP file, when host unknown and strict host key checking enabled. File not published
+    [TAGS]                          DFC_STRICT_HOST_KEY_CHECKING_4
+    [Documentation]                 Verify single event with SFTP file, when host unknown and strict host key checking enabled. File not published.
+    [Setup]  Setup Strict Host Key Checking Test  ${CONSUL_UPL_APP}  known_hosts_empty
+    Wait Until Keyword Succeeds     1 minute      10 sec    MR Sim Emitted Files Equal          1                       #Verify 1 file emitted from MR sim
+    Wait Until Keyword Succeeds     1 minute      10 sec    DR Sim Query Not Published Equal    1                       #Verify 1 query response for not published files
+    Sleep                           60
+    DR Sim Published Files Equal    0                                                                                   #Verify no file was published to DR sim
+    [Teardown]                      Test Teardown
+
+*** Keywords ***
+
+Setup Strict Host Key Checking Test
+    [Documentation]                 Sets up strict host key checking test with single 1MB file
+    [Arguments]                     ${consul_config_request}  ${known_hosts_file}
+    Set Environment Variable        MR_TC                   --tc100
+    Set Environment Variable        DR_TC                   --tc normal
+    Set Environment Variable        DR_REDIR_TC             --tc normal
+    Set Environment Variable        MR_GROUPS               OpenDcae-c12:PM_MEAS_FILES
+    Set Environment Variable        MR_FILE_PREFIX_MAPPING  PM_MEAS_FILES:A
+    Set Environment Variable        DR_REDIR_FEEDS          2:A
+    Set Environment Variable        FTP_FILE_PREFIXES       A
+    Set Environment Variable        NUM_FTPFILES            1
+    Set Environment Variable        NUM_PNFS                1
+    Set Environment Variable        FILE_SIZE               1MB
+    Set Environment Variable        FTP_TYPE                SFTP
+    Set Environment Variable        NUM_FTP_SERVERS         1
+    Set Environment Variable        DR_FEEDS                2:A
+    Set Environment Variable        DR_REDIR_SIM            drsim_redir
+    Set Environment Variable        SFTP_SIMS               sftp-server0:22
+    Set Environment Variable        FTPS_SIMS               ftpes-server-vsftpd0:21
+
+    ${cli_cmd_output}=              Run Process     ./simulators-start.sh    cwd=${SIMGROUP_ROOT}
+    Log To Console                  Simulator-start:
+    Log To Console                  ${cli_cmd_output.stdout} ${cli_cmd_output.stderr}
+    MR Sim Emitted Files Equal      0                                                                                   #Verify 0 file emitted from MR sim
+    DR Sim Published Files Equal    0                                                                                   #Verify 0 file published to DR sim
+
+    ${cli_cmd_output}=              Run Process                     ${consul_config_request}    shell=yes
+    Log To Console                  Consul APP write:
+    Log To Console                  ${cli_cmd_output.stdout} ${cli_cmd_output.stderr}
+
+    ${cli_cmd_output}=              Run Process                     ${CONSUL_GET_APP}           shell=yes
+    Log To Console                  Consul APP read:
+    Log To Console                  ${cli_cmd_output.stdout} ${cli_cmd_output.stderr}
+
+    ${cli_cmd_output}=              Run Process                     ${CBS_GET_MERGED_CONFIG}    shell=yes
+    Log To Console                  CBS merged configuration:
+    Log To Console                  ${cli_cmd_output.stdout} ${cli_cmd_output.stderr}
+
+    Sleep                           10
+
+    ${cli_cmd_output}=              Run Process                    ${DFC_ROOT}/dfc-start.sh    cwd=${DFC_ROOT}    env:KNOWN_HOSTS=${known_hosts_file}
+    Log To Console                  Dfc-start:
+    Log To Console                  ${cli_cmd_output.stdout} ${cli_cmd_output.stderr}
diff --git a/tests/dcaegen2-collectors-datafile/testsuites/Strict-Host-Checking-suite/__init__.robot b/tests/dcaegen2-collectors-datafile/testsuites/Strict-Host-Checking-suite/__init__.robot
new file mode 100755
index 0000000..7774384
--- /dev/null
+++ b/tests/dcaegen2-collectors-datafile/testsuites/Strict-Host-Checking-suite/__init__.robot
@@ -0,0 +1,2 @@
+*** Settings ***
+Documentation    DFC Strict Host Checking test suite. Single event with single file.