diff --git a/ctf/org.eclipse.tracecompass.tmf.ctf.core/src/org/eclipse/tracecompass/internal/tmf/ctf/core/trace/iterator/CtfIteratorManager.java b/ctf/org.eclipse.tracecompass.tmf.ctf.core/src/org/eclipse/tracecompass/internal/tmf/ctf/core/trace/iterator/CtfIteratorManager.java
index 81a57a9..89c97e0 100644
--- a/ctf/org.eclipse.tracecompass.tmf.ctf.core/src/org/eclipse/tracecompass/internal/tmf/ctf/core/trace/iterator/CtfIteratorManager.java
+++ b/ctf/org.eclipse.tracecompass.tmf.ctf.core/src/org/eclipse/tracecompass/internal/tmf/ctf/core/trace/iterator/CtfIteratorManager.java
@@ -16,6 +16,7 @@
 
 import static org.eclipse.tracecompass.common.core.NonNullUtils.checkNotNull;
 
+import java.security.SecureRandom;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -70,7 +71,7 @@
     public CtfIteratorManager(CtfTmfTrace trace) {
         fMap = new HashMap<>();
         fRandomAccess = new ArrayList<>();
-        fRnd = new Random(System.nanoTime());
+        fRnd = new SecureRandom();
         fTrace = trace;
     }