2021-03-02 16:04:34 Authenticate/Decrypt packet error: packet HMAC authentication failed 2021-03-02 16:04:34 Peer tried unsupported key-method 1 2021-03-02 16:04:34 TLS Error: unknown opcode received from [AF_INET]52.29.4.59:1194 op=2 2021-03-02 16:04:35 Authenticate/Decrypt packet error: packet HMAC authentication failed

Sun Apr 02 14:51:08 2017 Incoming Control Channel Authentication: Using 160 bit message hash 'SHA1' for HMAC authentication Sun Apr 02 14:51:08 2017 TCP/UDP: Preserving recently used remote address: [AF_INET]92.222.80.204:1194

Wed Oct 3 17:50:34 2018 us=690971 Authenticate/Decrypt packet error: packet HMAC authentication failed Wed Oct 3 17:50:34 2018 us=691206 TLS Error: incoming packet authentication failed from [AF_INET]xx.xxx.xxx.xx:4546 the two configuration seems to be ok, according to documentation, can you help me discover where is the problem? Thanks, Antonio

2018年3月19日 · Re: HMAC authentication failed while trying to connect Post by bznelson » Tue Apr 10, 2018 12:44 pm If you're talking about the client keys/certs, I had omitted them in my original post.

2018年5月13日 · This layer of HMAC authentication allows control channel packets without the proper key to be dropped, protecting the peers from attack or unauthorized connections.The TLS Key does not have any effect on tunnel data. This key is used to sign control channel packets with an HMAC signature for authentication when establishing the tunnel.

Thu Jun 25 11:50:29 2020 OpenVPN 2.4.4 x86_64-pc-linux-gnu [SSL (OpenSSL)] [LZO] [LZ4] [EPOLL] [PKCS11] [MH/PKTINFO] [AEAD] built on May 14 2019 Thu Jun 25 11:50:29 2020 library versions: OpenSSL 1.1.1 11 Sep 2018, LZO 2.08 Thu Jun 25 11:50:29 2020 ECDH curve prime256v1 added Thu Jun 25 11:50:29 2020 Outgoing Control Channel Encryption: Cipher ...

Sat Oct 24 12:18:09 2020 Authenticate/Decrypt packet error: packet HMAC authentication failed Sat Oct 24 12:18:09 2020 TLS Error: incoming packet authentication failed from [AF_INET]<ip address>:<port>

2020年10月3日 · Authenticate/Decrypt packet error: packet HMAC authentication failed TLS Error: incoming packet authentication failed from [AF_INET6]::ffff:no-ip:36123 HMAC authentication failed because the --tls-auth key is corrupt or wrong.

2013年10月15日 · I have 2 Openvpn servers . But recently I am experiencing HMAC authentication Failed Attack. I Use user pass authentication , No client cert required. Normally In 24 hours my serverlog size goes upto 400 -500 Kb ( verb 1) But for last few days I see within an hour serverlog size becomes 30 -40 MB and server not responding through It is not crashed.

2018年5月17日 · packet HMAC authentication failed. Post by mikekehrli » Thu May 17, 2018 8:52 pm