在Julia: curl_easy_perform()中使用SMTPClient.jl发送电子邮件失败: SSL对等证书或SSH远程密钥不正常

sudo update-ca-certificates

using SMTPClient

# 设置libcurl使用系统的证书存储
ENV["CURL_CA_BUNDLE"] = "/etc/ssl/certs/ca-certificates.crt"

# 发送邮件
smtp = SMTP("smtp.example.com"; port=587, auth=true, user="user", pass="password")
send(smtp, "from@example.com", "to@example.com", "Subject", "Hello, World!")

using SMTPClient

smtp = SMTP("smtp.example.com"; port=587, auth=true, user="user", pass="password", sslverify=false)
send(smtp, "from@example.com", "to@example.com", "Subject", "Hello, World!")

curl --ssl-reqd --url smtp://smtp.example.com:587 --user user:password --mail-from from@example.com --mail-rcpt to@example.com --upload-file mail.txt

using SMTPClient

# 设置自定义证书路径
ENV["CURL_CA_BUNDLE"] = "/path/to/custom_ca_bundle.crt"

smtp = SMTP("smtp.example.com"; port=587, auth=true, user="user", pass="password")
send(smtp, "from@example.com", "to@example.com", "Subject", "Hello, World!")