1 files changed, 4 insertions, 0 deletions
diff --git a/src/crypto/cryptoApi.ts b/src/crypto/cryptoApi.ts
index 57f035a83..3c5eb84d9 100644
--- a/src/crypto/cryptoApi.ts
+++ b/src/crypto/cryptoApi.ts
@@ -84,6 +84,10 @@ interface WorkItem {
  */
 const NUM_PRIO = 5;
 
+/**
+ * Crypto API that interfaces manages a background crypto thread
+ * for the execution of expensive operations.
+ */
 export class CryptoApi {
   private nextRpcId: number = 1;
   private workers: WorkerState[];