diff --git a/funidata_utils/data_scramblers/mobility_period.py b/funidata_utils/data_scramblers/mobility_period.py
new file mode 100644
index 0000000..ce0c532
--- /dev/null
+++ b/funidata_utils/data_scramblers/mobility_period.py
@@ -0,0 +1,31 @@
+from .replacement_data import thesis_titles_fi, thesis_titles_en, thesis_titles_sv
+from .utils.generic_scrambling import replace_from_list
+from ..data_scramblers.base import SingletonMetaScrambler
+from ..utils import update_inner_dictionary_key
+
+
+class MobilityPeriodScrambler(SingletonMetaScrambler):
+    # key=None means "Keep the original value"
+    # lambda x: None means -> set the value None
+    scrambling_keys = dict(
+        id=None,
+        documentState=None,
+        studyRightId=None,
+        personId=None,
+        mobilityDirection=None,
+        activityPeriod=None,
+        phase=None,
+        mobilityProgramUrn=None,
+        mobilityProgramDescription=[
+            lambda x: 'mobilityProgramDescription' if x else x
+        ],
+        mobilityTypeUrn=None,
+        countryUrn=None,
+        internationalInstitutionUrn=None,
+        organisation=[
+            lambda x: 'organisation' if x else x,
+        ],
+        mobilityStudyRightTypeUrn=None,
+        virtualMobilityType=None,
+        isCancelled=None,
+    )
diff --git a/funidata_utils/sis_integration/resources/sis_resources.py b/funidata_utils/sis_integration/resources/sis_resources.py
index 6e521b2..06fec4a 100644
--- a/funidata_utils/sis_integration/resources/sis_resources.py
+++ b/funidata_utils/sis_integration/resources/sis_resources.py
@@ -8,6 +8,7 @@
 from ...data_scramblers.kori_person import KoriPersonScrambler
 from ...data_scramblers.attainment import AttainmentScrambler
 from ...data_scramblers.ilmo_enrolment import IlmoEnrolmentScrambler
+from ...data_scramblers.mobility_period import MobilityPeriodScrambler
 from ...data_scramblers.study_right import StudyRightScrambler
 from ...data_scramblers.studyright_termregistration import StudyRightTermRegistrationScrambler
 from ...data_scramblers.osuva_plan_scrambler import OsuvaPlanScrambler
@@ -176,6 +177,9 @@ class Thesis(BaseResource):
 
 
 class MobilityPeriods(BaseResource):
+    scrambling_classes = [
+        MobilityPeriodScrambler
+    ]
     imports = SisImport(
         endpoint='/ori/api/mobility-periods/v1/import',
         default_import_limit=_DEFAULT_IMPORT_LIMIT,