diff --git a/hello-pss/alice.key b/hello-pss/alice.key
new file mode 100644
index 0000000..6c1d2d4
--- /dev/null
+++ b/hello-pss/alice.key
@@ -0,0 +1 @@
+0xd003188e7012b15dc9196d6c5378443afc32f4edce6fe072d6e25d4af09a03e0
\ No newline at end of file
diff --git a/hello-pss/bob.key b/hello-pss/bob.key
new file mode 100644
index 0000000..ed8907b
--- /dev/null
+++ b/hello-pss/bob.key
@@ -0,0 +1 @@
+0xcd38b99ea351dc217cf1329067783063bb8108f00a12a17a74536bdd74a5c76b
\ No newline at end of file