IT security is more important than ever ..
and it affects everyone - private individuals, freelancers, companies, offices or practices; even public authorities, schools and daycare centers. IT attacks are becoming increasingly targeted and highly complex technically at all levels. Don't wait - in the worst case, you could lose everything; customer data, trust, your livelihood - not to mention the consequences (liability).
Attackers don't break in, they log in!
Categories IT Security
IT Security - Your Advantages & Our Features At A Glance ..
Traffic
Monitoring / analysis of network traffic to ensure security and confidentiality.
Network
Network security towards "inside" and "outside".
Storage/Data
Storage / data security "inside" and "outside"; Basics such as access restrictions & policies as well as data protection: confidential data, in the cloud or in the network/local.
Access
Access protection and access security as an indispensable part of security.
Devices
Device access protection, encryption and updates as well as the basics like firewall, antivirus, trojans and spam protection as well as access rights etc.
Special
For secrecy protection in the economy, authorities, etc .: from a level of confidentiality (VS-NfD), list of approved & certified IT products, etc.
IT security - classification levels (1-4) in Germany
Top secret = top secret classified information
Highest classification level (level 1) in Germany - if unauthorized access could endanger the existence or vital interests of the Federal Republic of Germany or one of its states.
Secret = Secret classified information
Second highest classification level (level 2) in Germany - if unauthorized access could endanger the security of the Federal Republic of Germany or one of its countries or cause serious damage to its interests.
VS = Classified information
Third classification level (level 3) in Germany - if unauthorized access could be detrimental to the interests of the Federal Republic of Germany or one of its states.
VS-NfD = Classified information, for official use only
Lowest classification level (level 4) in Germany - if unauthorized access could be detrimental to the interests of the Federal Republic of Germany or one of its states.
IT Security - classification levels (1-4) of NATO
NATO Cosmic Top Secret
NATO's highest classification level (Level 1); largely comparable to Top Secret.
NATO Secret
NATO's second-highest classification level (level 2); largely comparable to classified information.
NATO Confidential
NATO's highest classification level (level 3); largely comparable to VS (classified information)
NATO Restricted
NATO's lowest classification level (level 4); largely comparable to VS-NfD (classified information, for official use only).
IT Security - Encryption
General
Symmetrical / Asymmetrical
Data Encryption Standard (DES) - Expired & unsecure!
Advanced Encryption Standard (AES) - Standard for today's encryption
Rivest, Shamir, Adleman (RSA)
Identity Based Encryption (IBE) - PKI · PKG
IBE = Identity Based Encryption (IBE)
PKI - Public Key Infrastructure
PKG = Public Key Generator