[Reprint] key database file format (Keystore) file format and certificate (Certificate)

Key database file format [keystore] Code

 

https://blog.csdn.net/zzhongcy/article/details/22755317

 

Format: JKS 
Extension: .jks / .ks 
Description: Java [Java Keystore] keystore implementation version, provider for the SUN 
Features: key store and private key with a different password protection 
 
format: JCEKS 
Extension: .jce 
description: JCE [JCE keystore] key library implementation version, provider for the SUN JCE 
features: TripleDES JKS higher level of security, with respect to the protection of private keystore 
 
format: PKCS12 
extension: .p12 / .pfx 
description: [PKCS # 12 ] personal information exchange syntax standard 
features:       1 , contains the private key and a public key certificate
             2 , key store and private key is protected with the same password 
 
format: BKS 
extension: .bks 
description: Bouncycastle keystore] key store BC's implementation version, provider for the BC 
features: based on JCE implementations
 
Format: UBER 
Extension: .ubr 
Description: BC [Bouncycastle UBER Keystore] key store to achieve a more secure version, provider for the BC

 

 

 

The certificate file format [certificate] Code

 

 

Format: DER 
Extension: .cer /.crt/ .RSA 
Description: [the ASN. . 1 DER] for storing certificate 
characteristics: contain the private key, binary      
 
format: PKCS7 
Extension: .p7b / .p7r 
Description: [PKCS # 7 ] encrypted information syntax standard 
features:      1 , P7B certificate chain to a tree display, without the private key
             2 , P7R for the CA to sign the certificate request reply can only be used to import      
 
formats: CMS 
extension: .p7c /.p7m / .p7s 
description: [Cryptographic Message Syntax] 
features:      . 1 , only the saved certificate P7c
             2 , P7M: signature Data with enveloped
             . 3 , P7S: time stamp signature file
 
Format: PEM 
Extension: .pem 
Description: [Printable Encoded Message] 
Features:      1 , the encoding format defined in RFC1421, in fact PEM is [Privacy- Enhanced Mail] shorthand, but he is also widely used in key management
             2 , ASCII files
             3 , base 64 is generally based on the encoding      
 
format: the PKCS10 
extension: .p10 / .csr 
description: [the PKCS # 10 ] public Key Cryptography standards [certificate signing request] 
features:       1 , a certificate signing request file
             2 , ASCII files
             3 after CA signatures to file reply p7r      
 
format: SPC 
extension: .pvk / .spc 
description: [Software Publishing Certificate]
Features: Microsoft's unique dual certificate file format, often used for code signing, in which
            . 1 , PVK for storing a private key
             2 , a public key for storing SPC