RSA Plus Decryption Example

RSA Plus Decryption Example

package mainimport  ("Crypto/rand" "Crypto/rsa" "crypto/x509" "Encoding/base64" "Encoding/pem" "Errors" " FMT "// " Log ") Var privatekey = []byte ('-----begin rsa private  KEY-----miicxaibaakbgqdxqrrwrluhfsgww4snjemcyrye9+rige9v7q2/smqi7/4h9tznrce/jm80vmxqb6c4t60hbmvuo8wspap2on/ tz7jx9qsfcwjorqi7wbglovovww+hyo6orifsc9lfg8bvrxuucozijtmjiorkzpis/duv/ypobav+ d1bwkzsj9qidaqabaogap2sdgcp96r25hvvg54rbw1orifewlat5yltdq7le3fm2uel6gdmm+9ao1law+ tyaaim7bhf3wtxbrlefjyuf7nslulmujvxqoxdwm+lxunqxxiiatxtuj/3nhymrnroww9jsaathsfi6ctlbni3y+skya+ Nqextcpgsrn4urv5ecqqddc8qhz1q2rj9ff+/2g+50l8f0/hdnkmwkrzgj4ynfon219qxv1to58w7+da7eqj+sqvuisi6mfgoz4fvq28y/akea +uy9svkok8nrq926fxrxlxu5lqvaa7+bipk2ewgpcjo+ytjydkr1a+j+nmgqsjex8m2dk6q9ivmk1l/ka5dyswjatmnlejmt0ln+q/j+ lxtavlgvfncbdxndacxwwyebbj9of0qvuoublobjfviujlqqfaptdhsimgfgpowknv+nlwjbajvqfp/wc1pazr4+yvhdxwr+ 7qo8rx1dyvmzmgkir4jrepopkdowos9gljymgld7xjjibpgyiltt4mzsaha2ukkcqgv1x9i+ ayn1yp45jgxiizvurphirfdanbikbymexm51ncthhhldidnvu6tup981eg87nem8qqtvwjevsbwumyy=-----End rsa private key-----') var publickey = []byte ('- ----Begin public key-----MIGFMA0GCSQGSIB3DQEBAQUAA4GNADCBIQKBGQDXQRRWRLUHFSGWW4SNJEMCYRYE9+RIGE9V7Q2 /smqi7/4h9tznrce/jm80vmxqb6c4t60hbmvuo8wspap2on/tz7jx9qsfcwjorqi7wbglovovww+ Hyo6orifsc9lfg8bvrxuucozijtmjiorkzpis/duv/ypobav+d1bwkzsj9qidaqab-----End public key-----') func  main ()  {VAR BASE64STR STRING// RSA encryption// rsa Encryption succeeds Base64 encoding data, err :=  rsaencrypt ([]byte ("Rang into |18721232342| slowly obsolete")) if err == nil {base64str =  Base64. Stdencoding.encodetostring (data) fmt. PRINTLN ("encrypted encoded content =",  base64str)} else {fmt. PRINTLN ("RSA encryption Results",  err)}// base64 True code//  the successful RSA decryption datastr, berr := base64. Stdencoding.decodestring (BASE64STR) if berr == nil {origdata, rerr :=  Rsadecrypt (DATASTR) if rerr == nil {fmt. PRINTLN ("Decode decrypted content => ",  string (Origdata))} else {fmt. PRINTLN ("RSA decryption Result:",  rerr)}} else {fmt. PRINTLN ("Base64 decoding Result:",  berr)}}//  encryption Func rsaencrypt (origdata []byte)   ([]byte,  Error)  {block, _ := pem. Decode (PublicKey) if block == nil {return nil, errors. New ("Public key error")}pubinterface, err := x509. Parsepkixpublickey (block. Bytes) If err != nil {return nil, err}pub := pubinterface. (*rsa. PublicKey) Return rsa. Encryptpkcs1v15 (Rand. Reader, pub, origdata)}//  decryption Func rsadecrypt (ciphertext []byte)   ([]byte,  Error)  {block, _ := pem. Decode (Privatekey) if block == nil {return nil, errors. New ("private key error!")} priv, err := x509. Parsepkcs1privatekey (block. Bytes) If err != nil {return nil, err}return rsa. Decryptpkcs1v15 (Rand. Reader, priv, ciphertext)}

RSA Plus Decryption Example