FTPS 431 보안 세션을 설정하지 못했습니다.

FTPS 431 보안 세션을 설정하지 못했습니다.

WinSCP를 사용하여 FTPS 사이트에 연결하려고 시도했지만 항상 다음 오류가 반환됩니다.534 정책에는 SSL이 필요합니다.인증서는 IIS 6.1에 있으며 WinSCP에서는 TLS\SSL 명시적 암호화 및 수동 모드를 사용합니다.
도와주세요, 제발.

업데이트

WinSCP 로그:

. 2018-02-01 07:49:37.000 --------------------------------------------------------------------------
. 2018-02-01 07:49:37.000 WinSCP Version 5.11.3 (Build 7995) (OS 10.0.15063 - Windows 10 Enterprise)
. 2018-02-01 07:49:37.000 Configuration: HKCU\Software\Martin Prikryl\WinSCP 2\
. 2018-02-01 07:49:37.001 Log level: Normal
. 2018-02-01 07:49:37.001 Local account: XXX\hatvanis
. 2018-02-01 07:49:37.001 Working directory: C:\Program Files (x86)\WinSCP
. 2018-02-01 07:49:37.001 Process ID: 24744
. 2018-02-01 07:49:37.001 Command-line: "C:\Program Files (x86)\WinSCP\WinSCP.exe" 
. 2018-02-01 07:49:37.002 Time zone: Current: GMT+1, Standard: GMT+1 (Közép-európai téli idő ), DST: GMT+2 (Közép-európai nyári idő ), DST Start: 2018. 03. 25., DST End: 2018. 10. 28.
. 2018-02-01 07:49:37.002 Login time: 2018. február 1., csütörtök 7:49:37
. 2018-02-01 07:49:37.002 --------------------------------------------------------------------------
. 2018-02-01 07:49:37.002 Session name: ftp.test.com|FTP1\[email protected] (Site)
. 2018-02-01 07:49:37.002 Host name: ftp.test.com (Port: 21)
. 2018-02-01 07:49:37.002 User name: ftp.test.com|FTP1\User1 (Password: Yes, Key file: No, Passphrase: No)
. 2018-02-01 07:49:37.002 Transfer Protocol: FTP
. 2018-02-01 07:49:37.002 Ping type: Dummy, Ping interval: 30 sec; Timeout: 15 sec
. 2018-02-01 07:49:37.002 Disable Nagle: No
. 2018-02-01 07:49:37.002 Proxy: None
. 2018-02-01 07:49:37.002 Send buffer: 262144
. 2018-02-01 07:49:37.002 UTF: Auto
. 2018-02-01 07:49:37.002 FTPS: Explicit TLS/SSL [Client certificate: No]
. 2018-02-01 07:49:37.002 FTP: Passive: Yes [Force IP: Auto]; MLSD: Auto [List all: Auto]; HOST: Auto
. 2018-02-01 07:49:37.002 Session reuse: Yes
. 2018-02-01 07:49:37.002 TLS/SSL versions: SSLv3-TLSv1.2
. 2018-02-01 07:49:37.002 Local directory: default, Remote directory: home, Update: Yes, Cache: Yes
. 2018-02-01 07:49:37.002 Cache directory changes: Yes, Permanent: Yes
. 2018-02-01 07:49:37.002 Recycle bin: Delete to: No, Overwritten to: No, Bin path: 
. 2018-02-01 07:49:37.002 Timezone offset: 0h 0m
. 2018-02-01 07:49:37.003 --------------------------------------------------------------------------
. 2018-02-01 07:49:37.092 Connecting to ftp.test.com ...
. 2018-02-01 07:49:37.092 Connected with ftp.test.com, negotiating TLS connection...
< 2018-02-01 07:49:37.092 220 Microsoft FTP Service
> 2018-02-01 07:49:37.092 AUTH TLS
< 2018-02-01 07:49:37.092 431 Failed to setup secure session.
> 2018-02-01 07:49:37.092 AUTH SSL
< 2018-02-01 07:49:37.092 431 Failed to setup secure session.
. 2018-02-01 07:49:37.093 Connection failed.
* 2018-02-01 07:49:37.137 (EFatal) Connection failed.
* 2018-02-01 07:49:37.137 Connection failed.
* 2018-02-01 07:49:37.137 Failed to setup secure session.

총 사령관 로그:

Using sChannel (Secur32.dll) for SSL/TLS connection.
  Connect to: (2018.02.01 8:00:35)
  hostname=ftp.test.com
  username=ftp.test.com|FTP1\User1
  startdir=
  ftp.test.com=172.31.2.116
  220 Microsoft FTP Service
  AUTH TLS
  431 Failed to setup secure session.
  AUTH SSL
  431 Failed to setup secure session.
  QUIT
  ----------
  Connect to: (2018.02.01 8:00:37)
  hostname=ftp.test.com
  username=ftp.test.com|FTP1\User1
  startdir=
  ftp.test.com=172.31.2.116
  220 Microsoft FTP Service
  USER ftp.test.com|FTP1\User1
  534 Policy requires SSL.
  QUIT

관련 정보