diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..f1c588b
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+*.apk filter=lfs diff=lfs merge=lfs -text
diff --git a/CS435-Mobile_Sec/Module-1/InsecureBankv2.apk b/CS435-Mobile_Sec/Module-1/InsecureBankv2.apk
index 349ab1c..43a6961 100644
Binary files a/CS435-Mobile_Sec/Module-1/InsecureBankv2.apk and b/CS435-Mobile_Sec/Module-1/InsecureBankv2.apk differ
diff --git a/CS435-Mobile_Sec/Module-10/com.united.mobile.android_2.1.32-88_minAPI16(armeabi-v7a,mips,x86)(nodpi)_apkmirror.com.apk b/CS435-Mobile_Sec/Module-10/com.united.mobile.android_2.1.32-88_minAPI16(armeabi-v7a,mips,x86)(nodpi)_apkmirror.com.apk
index fdcdf5d..140141f 100644
Binary files a/CS435-Mobile_Sec/Module-10/com.united.mobile.android_2.1.32-88_minAPI16(armeabi-v7a,mips,x86)(nodpi)_apkmirror.com.apk and b/CS435-Mobile_Sec/Module-10/com.united.mobile.android_2.1.32-88_minAPI16(armeabi-v7a,mips,x86)(nodpi)_apkmirror.com.apk differ
diff --git a/CS435-Mobile_Sec/Module-10/com.united.mobile.android_4.1.38-3448_minAPI24(x86_64)(nodpi)_apkmirror.com.apk b/CS435-Mobile_Sec/Module-10/com.united.mobile.android_4.1.38-3448_minAPI24(x86_64)(nodpi)_apkmirror.com.apk
index b84af8c..9fbd43d 100644
Binary files a/CS435-Mobile_Sec/Module-10/com.united.mobile.android_4.1.38-3448_minAPI24(x86_64)(nodpi)_apkmirror.com.apk and b/CS435-Mobile_Sec/Module-10/com.united.mobile.android_4.1.38-3448_minAPI24(x86_64)(nodpi)_apkmirror.com.apk differ
diff --git a/CS435-Mobile_Sec/Module-2-2/LocalSend-1.13.1--pick-many-files-fix.apk b/CS435-Mobile_Sec/Module-2-2/LocalSend-1.13.1--pick-many-files-fix.apk
index 4088204..262003f 100644
Binary files a/CS435-Mobile_Sec/Module-2-2/LocalSend-1.13.1--pick-many-files-fix.apk and b/CS435-Mobile_Sec/Module-2-2/LocalSend-1.13.1--pick-many-files-fix.apk differ
diff --git a/CS435-Mobile_Sec/Module-8/EVABSv4.apk b/CS435-Mobile_Sec/Module-8/EVABSv4.apk
index 072532c..56b2cae 100644
Binary files a/CS435-Mobile_Sec/Module-8/EVABSv4.apk and b/CS435-Mobile_Sec/Module-8/EVABSv4.apk differ
diff --git a/CS435-Mobile_Sec/Module-8/RepackagingLab.apk b/CS435-Mobile_Sec/Module-8/RepackagingLab.apk
index 4bb39fa..f9e72b8 100644
Binary files a/CS435-Mobile_Sec/Module-8/RepackagingLab.apk and b/CS435-Mobile_Sec/Module-8/RepackagingLab.apk differ
diff --git a/CS435-Mobile_Sec/sieve.apk b/CS435-Mobile_Sec/sieve.apk
index f8f6159..dfd6359 100644
Binary files a/CS435-Mobile_Sec/sieve.apk and b/CS435-Mobile_Sec/sieve.apk differ
diff --git a/CS435-Mobile_Sec/united-airlines.apk b/CS435-Mobile_Sec/united-airlines.apk
index dc0a716..3229442 100644
Binary files a/CS435-Mobile_Sec/united-airlines.apk and b/CS435-Mobile_Sec/united-airlines.apk differ