概述
Citadel支持CentOS, Ubuntu, Debian, Suse等多种Linux操作系统发行版,其中Ubuntu和Debian已经在包管理器apt-get中将该软件集成,可以很方便地安装在使用Ubuntu和Debian的操作系统中,且不会和现有的web服务器程序发生冲突。
安装方法
执行apt-get install citadel-suite spamassassin amavisd-new安装软件包。
生成自认证的SSL证书。
①执行cd /etc/ssl/citadel
②执行openssl req -new -nodes -newkey rsa:4096 -days 365 -keyout citadel.key -out citadel.csr
③执行chmod 600 citadel.key
④执行openssl x509 -req -days 365 -in citadel.csr -signkey citadel.key -out citadel.cer
⑤执行cp -a citadel* /etc/ssl/webcit/
这样,Citadel邮件服务器系统就安装完毕了。我们可以通过https的方式登录网站进行邮件域名、账号等等功能的管理。
策略
Strategies for a range of market opportunities.
Ideas are not enough in the pursuit of successful investments. Our team members share more than a quarter-century commitment to pursuing superior returns, applying their talents to fundamental research and advanced quantitative analysis to bring their insights to market. Operating in a culture of excellence, and leveraging long-term relationships with thousands of companies and institutions, we move swiftly and deliberately to capitalize on opportunities having the greatest potential.
Citadel’s investment strategies focus on all major asset classes across the world’s capital markets. Within a broad range of investment strategies, we deploy our capital with the objective of generating market-leading investment returns.