Pulsar

Intrusion

CSS

A closed ring of dashed segments is breached by an external arrowhead that slides through a gap and pulses.

Tier
CSS
Dependencies
None
Duration
4.2 s, loops
Categories
Icons and micro-interactions
Use cases
Errors and warnings, Security and trust
Industries
SaaS and software, Security and identity
Style
Minimal line · light stroke
Set
anomaly
Tags
ringcirclearrowpulseminimal

Companion assets

The same artwork, not animated. Derived from the entry’s own resting state, so it matches exactly.

Animated
CSS tier
Static vector
Intrusion, not animated
Download SVG

Code

animation.svg

<svg xmlns="http://www.w3.org/2000/svg" fill="none" aria-hidden="true" class="pulsar pulsar-anomaly-intrusion" data-pulsar="anomaly-intrusion" viewBox="0 0 160 96"><circle cx="80" cy="48" r="26" stroke="currentColor" stroke-dasharray="10 6" stroke-width="2" opacity=".6"></circle><circle cx="80" cy="48" r="3.5" fill="currentColor" opacity=".5"></circle><g class="anomaly-intrusion-vector"><line x1="130" x2="86" y1="48" y2="48" stroke="var(--pulsar-accent, currentColor)" stroke-linecap="round" stroke-width="2.5"></line><path stroke="var(--pulsar-accent, currentColor)" stroke-linecap="round" stroke-linejoin="round" stroke-width="2.5" d="m94 42-8 6 8 6"></path></g><circle cx="106" cy="48" r="7" stroke="var(--pulsar-accent, currentColor)" stroke-width="1.5" class="anomaly-intrusion-flare"></circle></svg>

animation.css

.pulsar-anomaly-intrusion {
  display: block;
  overflow: visible;
}
.pulsar-anomaly-intrusion .anomaly-intrusion-vector {
  animation: anomaly-intrusion-vector-anim 4200ms cubic-bezier(0.2, 1, 0.3, 1) infinite;
}
.pulsar-anomaly-intrusion .anomaly-intrusion-flare {
  transform-origin: 106px 48px;
  animation: anomaly-intrusion-flare-anim 4200ms ease infinite;
}

@keyframes anomaly-intrusion-vector-anim {
  0%,
  15% {
    transform: translateX(20px);
    opacity: 0;
  }
  30% {
    opacity: 1;
  }
  45%,
  78% {
    transform: translateX(-16px);
    opacity: 1;
  }
  90%,
  100% {
    transform: translateX(20px);
    opacity: 0;
  }
}

@keyframes anomaly-intrusion-flare-anim {
  0%,
  32% {
    transform: scale(0.4);
    opacity: 0;
  }
  40% {
    opacity: 0.9;
  }
  58% {
    transform: scale(1.6);
    opacity: 0;
  }
  100% {
    transform: scale(1.6);
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pulsar-anomaly-intrusion * {
    animation: none !important;
  }
}

From this family15 in Anomaly

See the family