diff --git a/attestation/rim_ref/CMakeLists.txt b/attestation/rim_ref/CMakeLists.txt
index 6c75416ec1df081a6d91d0384fd8d1c299e621ff..ea0d67fae35adc3a1ea675028d5b5b2a9ec9099d 100644
--- a/attestation/rim_ref/CMakeLists.txt
+++ b/attestation/rim_ref/CMakeLists.txt
@@ -33,7 +33,7 @@ set(SOURCES src/gen_rim_ref.c
 include_directories(${GLIB_INCLUDE_DIRS} ${GOBJECT_INCLUDE_DIRS})
 link_directories(${GLIB_LIBRARY_DIRS} ${GOBJECT_LIBRARY_DIRS})
 
-# Generate excutable
+# Generate executable
 add_executable(${PROJECT_NAME} ${SOURCES})
 target_compile_definitions(${PROJECT_NAME} PRIVATE LOG_PRINT=0)
 target_include_directories(${PROJECT_NAME} PRIVATE ${INCLUDE_DIRS})
diff --git a/attestation/rim_ref/src/gen_rim_ref.c b/attestation/rim_ref/src/gen_rim_ref.c
index 5bf900ec39d695cfb4c38c6374f53bb05e1ff97b..0e46fd774c42b0525459ad870ae0d1b0cc083cd1 100644
--- a/attestation/rim_ref/src/gen_rim_ref.c
+++ b/attestation/rim_ref/src/gen_rim_ref.c
@@ -140,13 +140,13 @@ static int do_hash(enum hash_algo hash_algo,
 			md = EVP_sha512();
 			break;
 		default:
-			printf("Unspported hash algorithnm\n");
+			printf("Unsupported hash algorithnm\n");
 			return 1;
 	}
 
 	mdctx = EVP_MD_CTX_new();
 	if (mdctx == NULL) {
-		printf("Failed to initialiaze digest contex\n");
+		printf("Failed to initialize digest context\n");
 		return 2;
 	}
 
@@ -254,7 +254,7 @@ void measure_tmi_data_create(cvm_init_measure_t *meas, tmi_data_create_params_t
     /* Allocate an TmiMeasurementDescriptorData data structure */
     tmi_measure_data_t measure_desc = {0};
 
-	/* Initialize the measurement descriptior structure */
+	/* Initialize the measurement descriptor structure */
     /* Set the desc_type field to the descriptor type */
 	measure_desc.desc_type = MEASURE_DESC_TYPE_DATA;
     /* Set the len field to the descriptor length */
diff --git a/attestation/sdk/include/attestation.h b/attestation/sdk/include/attestation.h
index b1c45e47d5a9ff44c6bedc5d6ddd3ad7378e9547..29d957b5507a22d1017ad7cc051df77db6522285 100644
--- a/attestation/sdk/include/attestation.h
+++ b/attestation/sdk/include/attestation.h
@@ -44,7 +44,7 @@ int get_version(tsi_ctx *ctx, int *major, int *minor);
  * @brief   Get attestation token.
  * @param   ctx [IN] TSI context
  * @param   challenge [IN] Challenge
- * @param   challenge_len [IN] Size of challenge. The maxinum value is 64.
+ * @param   challenge_len [IN] Size of challenge. The maximum value is 64.
  * @param   token [OUT] Attestation token
  * @param   token_len [IN/OUT] Size of attestation token
  * @return  TSI_SUCCESS Success