2023-08-04

This is the thirtieth official release.

Added section Will the Account Key Pair Quota Be Occupied After a Private Key Pair Is Upgraded to an Account Key Pair?

Added section Which Regions Support KPS Quota Management?

2023-07-10

This is the twenty-ninth official release.

Added section What Can I Do If an Error Is Reported When an Account Key Is Created or Upgraded for the First Time?

Added section How Do I Enable Public Access to a Dedicated HSM Instance?

2023-06-30

This is the twenty-eighth official release.

Modified section How Do I Handle the Failure in Binding a Key Pair?How Do I Handle the Failure in Replacing a Key Pair?How Do I Handle the Failure in Resetting a Key Pair?How Do I Handle the Failure in Unbinding a Key Pair?. Added the description about the execution failure caused by ECS firewall rules.

2023-03-21

This is the twenty-seventh official release.

Added How Do I Calculate the SM3 Digest During SM2 Signature?

Added What Is the Relationship Between the Ciphertext and Plaintext Returned by the encrypt-data API?

Deleted:

"Why Am I Billed for the Keys in CN North-Beijing4?"

2023-01-01

This is the twenty-sixth official release.

Added:

"Why Am I Billed for the Keys in CN North-Beijing4?" and the description about ECS firewall rules.

2022-10-28

This is the twenty-fifth official release.

Modified the patching command in Why Can't I Wrap Asymmetric Keys by Using -id-aes256-wrap-pad in OpenSSL?.

2022-09-14

This is the twenty-fourth official release.

Added Do HSMs Support Plaintext Communication?

2022-08-26

This is the twenty-third official release.

Added Why Cannot I Delete the Version Status of a Secret?

Added Are Credentials Scheduled to Be Deleted Billed?

2022-08-18

This is the twenty-second official release.

Added What Are a Private Key Pair and an Account Key Pair?

2022-08-10

This is the twenty-first official release.

Added What Should I Do If KMS Failed to Be Requested and Error Code 401 Is Displayed?

2021-10-26

This is the twentieth official release.

Improved the billing description in Pricing.

2021-09-02

This is the nineteenth official release.

• Optimized sections related to key pair management.
• Added Why Can't I Wrap Asymmetric Keys by Using -id-aes256-wrap-pad in OpenSSL?
• Added Why Can't I Wrap Asymmetric Keys by Using -sms4-wrap-pad in GmSSL?

2020-12-17

This is the eighteenth official release.

Modified How Do I Obtain a UKey?

2020-08-19

This is the seventeenth official release.

Modified Can a Key Pair Be Shared by Multiple Users?

2020-04-17

This is the sixteenth official release.

Added How Do I Access the Functions of DEW?

2020-03-10

This is the fifteenth official release.

Added the following FAQs:

• How Are Default Keys Generated?
• Can I Change the Key Pair of a Server?
• Can a Key Pair Be Shared by Multiple Users?
• How Do I Obtain the Public or Private Key File of a Key Pair?
• What HSMs Are Used for Dedicated HSM?
• Can I Change the Type of a Dedicated HSM Instance?
• What Vendors Provide Dedicated HSMs?
• What APIs Does Dedicated HSM Support?
• Can DEW Be Shared Across Accounts?

2020-01-14

This is the fourteenth official release.

Added Do I Need to Restart Servers After Replacing Its Key Pair?

2019-09-26

This is the thirteen official release.

Modified What Are Regions and AZs?

2019-08-26

This is the twelfth official release.

Added What Are Regions and AZs?

2019-07-12

This is the eleventh official release.

2019-05-27

This is the tenth official release.

• Added the following FAQs:
  • In Which Regions Is KMS Available?
  • Will a CMK Be Charged After It Is Scheduled to Delete?
  • In Which Regions Is KPS Available?
  • How Do I Handle the Failure in Binding a Key Pair?
  • How Do I Handle the Failure in Replacing a Key Pair?
  • How Do I Handle the Failure in Resetting a Key Pair?
  • How Do I Handle the Failure in Unbinding a Key Pair?
  • What Should I Do If My Private Key Is Lost?
  • How Do I Convert the Format of a Private Key File?
  • What Cryptography Algorithms Does DEW Use?

• The following FAQs are deleted:
  • What Are the Conditions for Resetting, Replacing, Unbinding, or Binding a Key Pair?
  • What Can I Do If a Key Pair Failed to Be Bound, Reset, or Replaced for an ECS?
  • How Do I Convert the Private Key File in .ppk Format to the .pem Format?
  • Which Regions Support DEW?

2019-03-06

This is the ninth official release.

Added What Is a Quota?

2018-09-18

This is the eighth official release.

2018-05-17

This is the seventh official release.

2018-04-30

This is the sixth official release.

Added the FAQ "What Is a DMK?"

2018-04-12

This is the fifth official release.

2018-03-30

This is the fourth official release.

2018-02-01

This is the third official release.

Added FAQ "Can I Decrypt My Data Back If I Permanently Delete My CMK?"

2017-11-16

This is the second official release.

2016-08-25

This is the first official release.