's called the aegishjalmur ( helm of awe ) Egisheim

's called the aegishjalmur - helm of awe, Egisheim (Lis. 'gishjalmur).

One of the most powerful symbols of magic of the Northern tradition.

The legend says that this name comes from the sign on the helmet of Fafnir, which Sigurd took possession of ("he had a helmet-freakshow ("cegishjalm"), which is feared by all living things"). Thanks to this sign Fafnir was a terror to any attacker on him and therefore they were almost invincible, and Sigurd had to hide in the pit, so it had no effect on the strength of the helmet, and it misses the heart of the dragon.
Moreover, it is the "Helmet", apparently helped to keep earning for the appearance of the dragon. In "the Saga of Walisongo" States that "Helmet" was part of the Nibelungs. Later Helmets of Horror called helmets with half-face masks, decorated with symbolic images that was worn by the soldiers.

It is well known that Aegishjalmur are built on the basis of a cross composed of four Algiz Runes. In the same way from the eight-pointed cross (also known as "heavenly star") symbol, very common in medieval Europe: it was adorned with stone buildings and rustic wooden ware, and was often used in Church plate. It is believed that this symbol surpasses all previous quality provide protection; many modern authors call it the Cross of Invincibility.

It is the Algiz, is an active element Aegishjalmar. Directed in all directions, reflecting the momentum this creates the typical cetverokatnice vortex which has the intention. This database is supplemented by other runic symbols, supplementing and modifying the basic idea.
Although the main purpose Avishalom is active protection, it is believed that these signs can be created with any purpose. Their common feature is the reflection and redirection of the vortices, so the correct manufacturing they not only protect you from the will of others, they can "discourage" any other destructive vortices bound to the operator. The Scandinavians, for example, believed that's called the aegishjalmur will reflect all negative magic directed at the owner and send him back to the sorcerer or witch.

Vectors, collected in the vortex is a very unusual vortex – sharp as a blade, precise and powerful. So magic Aegishjalmur requires great caution and care in their creation.

Briefly: In fact, this Algiz in Cuba. One of the most powerful defenses of the Northern tradition. Enhances and concentrates personal power, concentrates energy of the world and directs them to the realization of the goals when performing rituals, fulfilling perfectly the functions of the shield.
Able to repel any negative energy, simultaneously doubling the inner strength of the owner.