diff --git a/Box.V2/Box.V2.csproj b/Box.V2/Box.V2.csproj
index 8cfd492d3..380a2a750 100644
--- a/Box.V2/Box.V2.csproj
+++ b/Box.V2/Box.V2.csproj
@@ -276,6 +276,7 @@
+
@@ -343,4 +344,4 @@
-
\ No newline at end of file
+
diff --git a/Box.V2/Utility/ExponentialBackoff.cs b/Box.V2/Utility/ExponentialBackoff.cs
index aa06edbe7..55f29d569 100644
--- a/Box.V2/Utility/ExponentialBackoff.cs
+++ b/Box.V2/Utility/ExponentialBackoff.cs
@@ -10,9 +10,10 @@ public TimeSpan GetRetryTimeout(int numRetries)
const double RETRY_RANDOMIZATION_FACTOR = 0.5;
var minRandomization = 1 - RETRY_RANDOMIZATION_FACTOR;
var maxRandomization = 1 + RETRY_RANDOMIZATION_FACTOR;
- var random = new Random();
- var randomization = random.NextDouble() * (maxRandomization - minRandomization) + minRandomization;
+ var randomization = ThreadSafeRandom.Instance.NextDouble()
+ * (maxRandomization - minRandomization) + minRandomization;
+
var exponential = Math.Pow(2, numRetries - 1);
var result = Math.Ceiling(exponential * baseInterval.TotalSeconds * randomization);
return TimeSpan.FromSeconds(result);
diff --git a/Box.V2/Utility/ThreadSafeRandom.cs b/Box.V2/Utility/ThreadSafeRandom.cs
new file mode 100644
index 000000000..76ac32324
--- /dev/null
+++ b/Box.V2/Utility/ThreadSafeRandom.cs
@@ -0,0 +1,31 @@
+using System;
+using System.Runtime.CompilerServices;
+
+namespace Box.V2.Utility
+{
+ ///
+ /// A thread safe implementation of , following best practices
+ /// for .NET Framework and .NET Standard.
+ ///
+ ///
+ internal static class ThreadSafeRandom
+ {
+ //
+ // Adapted from https://github.com/dotnet/runtime/blob/main/src/libraries/System.Private.CoreLib/src/System/Random.cs
+ //
+ // NOTE: when/if this library updates to .NET 6+, this code can be replaced with `Random.Shared`
+ //
+
+ [ThreadStatic]
+ private static Random _random;
+
+ [MethodImpl(MethodImplOptions.NoInlining)]
+ private static Random CreateRandom() => _random = new Random();
+
+ ///
+ /// An instance of specific to the calling thread.
+ /// Do not pass this instance to other threads or contexts.
+ ///
+ public static Random Instance => _random ?? CreateRandom();
+ }
+}